2A9GA51206DISPLAY

1/11 Promovec A/S Langdyssen 6 DK-8200 Aarhus N 1 About the user manual Dear users, in order to operate your electric car better, please read the 51206 user manual carefully before use. We will tell you every step of the instrument in the most concise language, from hardware installation and setup to normal use of the instrument. At the same time help you solve the confusion and obstacles that may arise. 2/11 Promovec A/S Langdyssen 6 DK-8200 Aarhus N 2 Outlook and size 2.1 Material and color 51206 products use PC and ABS materials. Under the temperature of -20 to 60°C, the shell material can ensure normal usage and good mechanical performance of the products. Dimension figure (unit: mm). 3/11 Promovec A/S Langdyssen 6 DK-8200 Aarhus N 2.2 Button definition 51206 has three buttons, “ON/OFF”、 “+” and“-”. 4/11 Promovec A/S Langdyssen 6 DK-8200 Aarhus N 3 Function summary 51206 provides a wide range of functions and indicators to fit the users’ needs. The indicated contents are as below. 3.1 The basic display functions are as follows 3.1.1 PAS level 3.1.2 Battery capacity indication (default) 3.1.3 Error information, reference to error code page ◆ The display area is indicated by blue-green dual-color light； ◆ When the blue indicator light is on, it indicates the battery capacity； ◆ When the green indicator light is turned on, it is represented as PAS level. 3.2 Turn on/off When the display is turned off, press the " ON/OFF"; Power on the system, the indicator light shows the battery capacity; In the power-on state of 5/11 Promovec A/S Langdyssen 6 DK-8200 Aarhus N the display, hold the "power key ON/OFF" up to 2 seconds to shut down bike system. 3.3 Switch Light After powering on, hold the "+" up to 2 seconds then turn on the front light; hold the "+" again then turn off the front light. 3.4 Adjust PAS level In the power-on state of the display, press the "+" or "-" button to increase or decrease the PAS level correspondingly, and return to the battery capacity display after display show the PAS level for 3 seconds. The default PAS level is level 1 and the maximum is level 5. 3.5 Error information In the condition of a fault, the blue light of the instrument is all lit and flashed quickly the corresponding number of times, and the number of flashes is the error number. Flash mobs Error code Definition Content 1 1 Motor error Motor cable detached/broken, winding, sensor, power issues, motor blocked for extensive period. 2 2 Controller error Any internal issue in the controller detected, causing malfunction or functions to be disabled. 3 3 Throttle error If throttle is applied during power up, or broken wire/connection detected. 6/11 Promovec A/S Langdyssen 6 DK-8200 Aarhus N 4 4 Low battery voltage If voltage from the battery is too low. 5 5 Brake switch error If brake switch is activated during power up or broken wire/connection detected. 6 6 Speed sensor error Broken wire/connection detected, or no wheel speed signal received. 7 7 Battery error If an error is reported or detected, either by controller or by battery (Battery status data available in the BMS) 8 8 Overcurrent If too much current is consumed, either due to error, malfunction, short circuit etc. 9 9 Communication error If a communication error is detected. 10 10 Overvoltage If voltage from the battery is too high. 3.6 Battery capacity indicator ◆ The battery capacity is divided into 5 levels, each level represents 20%, after the battery is fully charged, all five levels are displayed; ◆ When the battery voltage is low, the last level is displayed as a flashing state, indicating that the battery is about to run out and needs to be charged as soon as possible. 3.7 Walk assistance Hold the ' - ' button more than 2 seconds, starting walk assistant until the button is released and the walk assistant stops. 7/11 Promovec A/S Langdyssen 6 DK-8200 Aarhus N 3.8 Auto power off in 5 minutes Speed keep up 0KM / H and have no any operator, system will turn off automatically in five minutes. 8/11 Promovec A/S Langdyssen 6 DK-8200 Aarhus N 4 Wire map definition Number Function 1 Battery - 2 RX on Display 3 Battery + 4 NA 5 TX on Display 6 Lock Performance parameters 4.1 Operating voltage : DC 36V, standard RS232 communication, baud rate 9600BPS. 4.2 With IP65 waterproof ability, suitable for outdoor use. 9/11 Promovec A/S Langdyssen 6 DK-8200 Aarhus N 5 General problems and solutions Q: Why the display is not able to power on？ A: Checking the connector that between display and controller. Q: How to deal with the error code? A: Find the general repair methods according with error code, if cannot to resolve it, please repair it to repair points. 10/11 Promovec A/S Langdyssen 6 DK-8200 Aarhus N 6 Quality & Warranty Under normal use conditions, the company will be responsible for the limited warranty during the warranty period for the failure caused by the quality of the product itself. The warranty period is 18 months from the date of purchase of our products. The following conditions are not covered by warranty: 1. Dismantling and refitting without authorization. 2. Fault or damage caused by user or third party misuse or incorrect installation and debugging. 3. The outer shell of the instrument is scratched or damaged after leaving the factory. 4. The meter cable is scratched or broken. 5. Faults or damages caused by natural disasters, such as fire, earthquake, lightning strike, etc. 6. The product is beyond the warranty period. 11/11 Promovec A/S Langdyssen 6 DK-8200 Aarhus N 7 Attention Please take attention that changes or modification not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) This device must accept any interference received, including interference that may cause undesired operation. FCC ID: 2A9GA51…

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Promovec A/S.

SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd. Page: 1 of 4 External Photos for SHCR2210002195MI SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd. Page: 2 of 4 EUT Constructional Details (EUT Photos) SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd. Page: 3 of 4 SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd. Page: 4 of 4

FCC ID Label dimension: 20*6mm, as follows: The label was pasted on the side of the product. Model: 51206 Voltage: DC 36V Current: 10mA Weight: 45g Manufacture: Promovec A/S Langdyssen 6 DK-8200 Aarhus N Made in China FCC ID: 2A9GA51206 Serial No. 51206 XXX XXXXXX Remark: It’s hard to put FCC statement on the product due to device’s irregular appearance. FCC statement will be placed in the user manual which the device is marketed.

SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd. Page: 1 of 5 Internal Photos for SHCR2210002195MI SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd. Page: 2 of 5 EUT Constructional Details (EUT Photos) SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd. Page: 3 of 5 SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd. Page: 4 of 5 SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd. Page: 5 of 5 RF Antenna

SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd. Report No.: SHCR221000219502 Page: 1 of 7 Parlam Zhan Laboratory Manager 1 Cover Page RF Exposure Evaluation Report Application No.: SHCR2210002195MI FCC ID: 2A9GA51206 Applicant: Promovec A/S Address of Applicant: Langdyssen 6,DK-8200 Aarhus N,Denmark Manufacturer: Promovec A/S Address of Manufacturer: Langdyssen 6,DK-8200 Aarhus N,Denmark Factory: Promovec A/S Address of Factory: Langdyssen 6,DK-8200 Aarhus N,Denmark Equipment Under Test (EUT): EUT Name: DISPLAY Model No.: 51206 Standard(s) : FCC Rules 47 CFR §2.1093 KDB447498 D01 General RF Exposure Guidance v06 Date of Receipt: 2022-10-14 Date of Test: 2022-10-16 to 2022-10-21 Date of Issue: 2022-10-31 Test Result: Pass* * In the configuration tested, the EUT complied with the standards specified above. SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd. Report No.: SHCR221000219502 Page: 2 of 7 Revision Record Version Description Date Remark 00 Original 2022-10-31 / Authorized for issue by: Wade Zhang/Project Engineer Parlam Zhan /Reviewer SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd. Report No.: SHCR221000219502 Page: 3 of 7 2 Contents Page 1 COVER PAGE .......................................................................................................................................... 1 2 CONTENTS ............................................................................................................................................... 3 3 GENERAL INFORMATION .................................................................................................................... 4 3.1 GENERAL DESCRIPTION OF E.U.T. ............................................................................................................ 4 3.2 GENERAL DESCRIPTION OF E.U.T. ............................................................................................................ 4 3.3 TEST LOCATION ....................................................................................................................................... 5 3.4 TEST FACILITY ........................................................................................................................................ 5 4 TEST STANDARDS AND LIMITS .......................................................................................................... 6 4.1 FCC RADIOFREQUENCY RADIATION EXPOSURE LIMITS: ............................................................................. 6 5 MEASUREMENT AND CALCULATION ............................................................................................... 7 5.1 MAXIMUM TRANSMIT POWER ................................................................................................................... 7 5.2 MPE CALCULATION ................................................................................................................................ 7 SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd. Report No.: SHCR221000219502 Page: 4 of 7 3 General Information 3.1 General Description of E.U.T. Power supply: DC 36V 3.2 General Description of E.U.T. Operation Frequency: 2402MHz to 2480MHz Bluetooth Version: V4.2 LE Modulation Type: GFSK Date Rate: 1Mbps Number of Channels: 40 Channel Spacing: 2MHz Antenna Type: PCB Antenna Antenna Gain: 1.3dBi (Provided by manufacturer) SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd. Report No.: SHCR221000219502 Page: 5 of 7 3.3 Test Location All tests were performed at: SGS-CSTC Standards Technical Services Co., Ltd. Shanghai Branch 588 West Jindu Road, Xinqiao, Songjiang, 201612 Shanghai, China. Tel: +86 21 6191 5666 Fax: +86 21 6191 5678 No tests were sub-contracted. Note: 1. SGS is not responsible for wrong test results due to incorrect information (e.g. max. clock frequency, highest internal frequency, antenna gain, cable loss, etc ) is provided by the applicant. (if applicable). 2. SGS is not responsible for the authenticity, integrity and the validity of the conclusion based on results of the data provided by applicant. (if applicable). 3.4 Test Facility The test facility is recognized, certified, or accredited by the following organizations: • A2LA (Certificate No. 6332.01) SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd. is accredited by the American Association for Laboratory Accreditation(A2LA). • FCC (Designation Number: CN1301) SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd. has been recognized as an accredited testing laboratory. • ISED (CAB Identifier: CN0020) SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd. EMC Laboratory has been recognized by Innovation, Science and Economic Development Canada (ISED) as an accredited testing laboratory. Company Number: 8617A • VCCI (Member No.: 3061) The 3m Semi-anechoic chamber and Shielded Room of SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd. has been registered in accordance with the Regulations for Voluntary Control Measures with Registration No.: R-13868, C-14336, T-12221, G-10830 respectively. SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd. Report No.: SHCR221000219502 Page: 6 of 7 4 Test Standards and Limits 4.1 FCC Radiofrequency radiation exposure limits: The 1-g and 10-g SAR test exclusion thresholds for 100 MHz to 6 GHz at test separation distances ≤ 50 mm are determined by: [(max power of channel)/(min test separation distance)]*[√f(GHz)] ≤ 3.0 for 1-g SAR and ≤ 7.5 for 10-g extremity SAR, where • f(GHz) is the RF channel transmit frequency in GHz • Power and distance are rounded to the nearest mW and mm • The result is rounded to one decimal place for comparison • 3.0 and 7.5 are referred to as the numeric thresholds The test exclusions are applicable only when the minimum test separation distance is ≤ 50 mm, and for transmission frequencies between 100 MHz and 6 GHz. When the minimum test separation distance is < 5 mm, a distance of 5 mm according to 4.1 f) is applied to determine…

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SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd. Report No.: SHCR221000219501 Page: 1 of 51 Parlam Zhan Laboratory Manager TEST REPORT Application No.: SHCR2210002195MI FCC ID: 2A9GA51206 Applicant: Promovec A/S Address of Applicant: Langdyssen 6,DK-8200 Aarhus N,Denmark Manufacturer: Promovec A/S Address of Manufacturer: Langdyssen 6,DK-8200 Aarhus N,Denmark Factory: Promovec A/S Address of Factory: Langdyssen 6,DK-8200 Aarhus N,Denmark Equipment Under Test (EUT): EUT Name: DISPLAY Model No.: 51206 Standard(s) : 47 CFR Part 15, Subpart C 15.247 Date of Receipt: 2022-10-14 Date of Test: 2022-10-16 to 2022-10-21 Date of Issue: 2022-10-31 Test Result: Pass* * In the configuration tested, the EUT complied with the standards specified above. SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd. Report No.: SHCR221000219501 Page: 2 of 51 Revision Record Version Description Date Remark 00 Original 2022-10-31 / Authorized for issue by: Wade Zhang/Project Engineer Parlam Zhan/Reviewer SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd. Report No.: SHCR221000219501 Page: 3 of 51 2 Test Summary Radio Spectrum Technical Requirement Item Standard Method Requirement Result Antenna Requirement 47 CFR Part 15, Subpart C 15.247 N/A 47 CFR Part 15, Subpart C 15.203 & 15.247(b)(4) Pass Radio Spectrum Matter Part Item Standard Method Requirement Result Conducted Peak Output Power 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 11.9.1 47 CFR Part 15, Subpart C 15.247(b)(3) Pass Minimum 6dB Bandwidth ANSI C63.10 (2013) Section 11.8.1 47 CFR Part 15, Subpart C 15.247a(2) Pass Power Spectrum Density ANSI C63.10 (2013) Section 11.10.2 47 CFR Part 15, Subpart C 15.247(e) Pass Conducted Band Edges Measurement ANSI C63.10 (2013) Section 11.13.3.2 47 CFR Part 15, Subpart C 15.247(d) Pass Conducted Spurious Emissions ANSI C63.10 (2013) Section 11.11 47 CFR Part 15, Subpart C 15.247(d) Pass Radiated Emissions which fall in the restricted bands ANSI C63.10 (2013) Section 6.10.5 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass Radiated Spurious Emissions Below 1GHz ANSI C63.10 (2013) Section 6.4,6.5 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass Radiated Spurious Emissions Above 1GHz ANSI C63.10 (2013) Section 6.6 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd. Report No.: SHCR221000219501 Page: 4 of 51 3 Contents Page 1 COVER PAGE ..................................................................................................................................... 1 2 TEST SUMMARY ................................................................................................................................. 3 3 CONTENTS ......................................................................................................................................... 4 4 GENERAL INFORMATION .................................................................................................................. 6 4.1 DETAILS OF E.U.T. ......................................................................................................................... 6 4.2 DESCRIPTION OF SUPPORT UNITS .................................................................................................... 6 4.3 POWER LEVEL SETTING USING IN TEST: ............................................................................................. 6 4.4 MEASUREMENT UNCERTAINTY & DECISION RULE............................................................................... 7 4.5 TEST LOCATION ............................................................................................................................. 7 4.6 TEST FACILITY ............................................................................................................................... 8 4.7 DEVIATION FROM STANDARDS ......................................................................................................... 8 4.8 ABNORMALITIES FROM STANDARD CONDITIONS ................................................................................. 8 5 EQUIPMENT LIST ............................................................................................................................... 9 6 RADIO SPECTRUM TECHNICAL REQUIREMENT ............................................................................10 6.1 ANTENNA REQUIREMENT ................................................................................................................10 6.1.1 Test Requirement: ..................................................................................................................10 6.1.2 Conclusion ..............................................................................................................................10 7 RADIO SPECTRUM MATTER TEST RESULTS .................................................................................11 7.1 CONDUCTED PEAK OUTPUT POWER ................................................................................................11 7.1.1 E.U.T. Operation .....................................................................................................................11 7.1.2 Test Mode Description ............................................................................................................11 7.1.3 Test Setup Diagram ................................................................................................................11 7.1.4 Measurement Procedure and Data .........................................................................................12 7.2 MINIMUM 6DB BANDWIDTH .............................................................................................................13 7.2.1 E.U.T. Operation .....................................................................................................................13 7.2.2 Test Mode Description ............................................................................................…

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On-board antenna specification 1.Detailed size specifications： 2.Feature Size：2.8*9.95mm Impedance : 50Ω Maximum gain : 1.3dBi Operating in 2.4GHz band 3.Antenna S parameters 10dB operating bandwidth:58MHz Central frequency band :[email protected] 4.Antenna impedance and VSWR center frequency VSWR：[email protected] Center frequency impedance : 50Ω@2.438GHz 5.Antenna gain Maximum directional gain : 1.3dBi E:

SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd. Page: 1 of 3 Appendix Photographs of Test Setup for SHCR2210002195MI Test Model No.: 51206 SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd. Page: 2 of 3 Test Setup Photo RF Conducted Radiated Spurious Emissions Below 1GHz SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd. Page: 3 of 3 Radiated Spurious Emissions Above 1GHz The EUT Details of Zoom