2AZ6G-KAYC3121NIU Kick Scooter

V 1.0 Contact [email protected] Keep your KickScooter serial number on hand when contacting us. You can find your serial number on the side of your KickScooter or on the page [manage] in the Niu E-scooter App. Manufacturer: Jiangsu Niu Electric Technology Co., Ltd. Importer:Niubility Tech Srl Address: Corso San Gottardo 9, 20136 Milano,Italy Manufacturer: Jiangsu Niu Electric Technology Co., Ltd. Importer:Sinnis International trading ltd Address: Unit 1, Ocean view business park, Gardner road , Portslade , BN41 1PL Manuel du Produit Product Manual Produktanleitung Manuale del Prodotto Manuale del Prodotto Manual do Produto FR EN DE IT ES PT KQi Air / KQi Air X Product Manual EN CONTENTS Parts Info Handlebar Functions Dashboard Info Ambient Light Functions Specifications Troubleshooting Certifications 01 02 03 04 05 07 09 Original instructions. 01 Turn Signal Turn Signal Throttle Headlight Brake Lever Front Reflector Charging Port Ambient Light Side Reflector Kickstand Horn Battery compartment Rear Hub Motor Folding Buckle Dashboard Folding Lever Disk Brake Parts Info 0203 Left Turn Signal Button Power Button Throttle Horn Button Right Turn Signal Button Handlebar Functions Power off Power on Activate the NFC Turn on/off the headlight Speed unit switch Power Button Mode switch Turn Signal Button Horn Button Turn on the Bluetooth Switch to pedestrian mode Turn on/off the turn signal Turn on the hazard light Turn on the horn Short press *4 to choose km/h or mph Short press *1 to switch modes Press and hold to power off. Short press *3 to turn on Bluetooth NameFunctionOperation method Short press *2 to turn on/off the headlight If not in use for an extended period, press power button before using the NFC card to power on. Press the power button to power on scooter. This function is only active when the NIU link unlock feature is enabled in the NIU app. Short press *5 to switch to pedestrian mode Press the left/right button to activate the turn signal Short press the left/right turn signal button twice to turn on/off the hazard light Press to activate the horn Speedometer 9 23 56 8 Warning Dynamic Mode Turn Signal IndicatorCruise Mode Headlight 1 4 7 Bluetooth Dashboard Info 2 4 6 8 9 10 1 3 5 7 11 12 Indicates that the scooter has detected an error. The error code will display on the dashboard. See troubleshooting page for possible causes and solutions. Speed limit: 25 km/h (15.5mph) Switching method: Activate feature in the app to set speed range and acceleration. Press power button to switch modes. Displays the current speed of the scooter. Indicates that the scooter is connected to the app. 10 Pedestrian Mode Speed limit: 6 km/h Switching method: Short press the Power Button five times to switch to pedestrian mode. 11 Battery Indicator Displays the remaining battery power in battery bar. 12 Dashboard Light Color changes based on the scooter's status. Sport Mode Speed limit: 25 km/h (15.5mph) Switching method: Short press the Power Button once to switch modes. E-Save Mode Speed limit: 15 km/h (9.3mph) Switching method: Short press the Power Button once to switch modes. AB DE C A B C D E Ambient Light Functions Riding lights When riding the scooter, the ambient light length changes with the adjustment of the throttle. It can also be switched to different modes in the NIU app. Charging tips While charging, you can view battery level on the indicator. Scooter status The scooter status will be shown in the light, such as when the turn signals are being turned on. Folded: Length × width × height Approx. 11.9 kg (26.2 lbs) Approx. 11.6 kg (25.6 lbs) 120 kg (265 lbs ) 14+ years old 120-200 cm (3’11”~6’6” ) Approx. 25 km/h (15.5 mph) Approx. 50 km (31 miles) Maximum vehicle speed Rider Height 20% Average battery life [1] Maximum Slope [2] Applicable terrain KQi AirKQi Air X Unfolded: Length × width × height 1139 × 541 × 480 mm (44.8 × 21.3 × 18.9 in) Net weight Maximun Load Minimum Age Operating Temperature -10~45°C (14~113°F) Storage temperature 0~40°C (32~104°F) 50dB A-weighted emission sound pressure level IP rating Bluetooth Operating Frequency Max Radio Power IP54 0 dBm 2400-2483.5 MHz 1139 × 541 × 1186 mm (44.8 × 21.3 × 46.7 in) Vehicle Specifications Bluetooth Product size Product weight Riding request Specifications Flat pavement, steps not higher than 1cm (0.4 in), and road gap not exceeding 3 cm (1.2 in) 0405 KQi AirKQi Air X Rated voltage Nominal Capacity Charging voltage Charging temperature Battery management system Rated power Battery pack parameters Motor parameters Recommended tire pressure Tire technical specifications Tire parameters Rated output Input voltage Output power Charging time Charger parameters 0~45°C (32~113°F) 7th NIU Energy™ smart power tech 350 W (0.35 kW) 54.6 VDC 48 V 451.2 Wh 9.5" × 2.3" 45-50 psi 100-240 V ~ 2.0 A 50-60 Hz 109.2 W Approx. 5h 54.6 V 2.0 A [1] Average battery life: It is tested when the driver weighting 75 kg (165 lbs) drives at a constant speed of 15 km/h (9.3 mph) on a flat road in the ambient temperature of 25°C (77°F) in case of a full battery. (Factors affecting battery life include speed, number of startups and shutdowns, kinetic energy recovery setting, driver weight, ambient temperature.) [2] Maximum SlopeThe maximum gradient that driver weighting 75 kg (165 lbs) gets through at a constant speed of 8 km/h (5 mph) in the ambient temperature of 25°C (77°F) in case of a full battery. Troubleshooting Battery MOS tube damaged Please contact the dealer Battery short-circuit protection warning Battery open-circuit or imbalance warning Batter low-temperature warning Batter over-temperature warning Battery charging overcurrent protection warning 31 Battery moistened by water32 37 33 34 35 38 40Battery over-charging warning 41Battery over-discharging warningPlease charge the vehicle 42 Battery communication fault and verification failure 39 Battery discharging overcurrent protection warning Error CodeCauseTroubleshooting Place the vehicle at r…

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Report No.: BL-EC2370555 -A W ANNEX C EUT EXTERNAL PHOTOS FRONT VIEW OF EUT REAR VIEW OF EUT Report No.: BL-EC2370555 -A W LEFT VIEW OF EUT RIGHT VIEW OF EUT Report No.: BL-EC2370555 -A W TOP VIEW OF PORT BUTTOM VIEW OF PORT --BLANK BELOW--

Report No.: BL-EC2380297-AI ANNEX D EUT INTERNAL PHOTOS EUT UNCOVER VIEW NFC chip Report No.: BL-EC2380297-AI BOTTOM VIEW OF MAINBOARD NFC antenna Report No.: BL-EC2380297-AI TOP VIEW OF MAINBOARD --BLANK BELOW-- BT chip BT antenna

Report No.: BL-EC2380297-702 Tel: 86-0512-57873002 E-mail: [email protected] Page No. 1 / 11 Web: www.titcgroup.com Template No.: TRP7-EC-03 V1.0 Add: Room 101, Building 5, No. 1689, Zizhu Road, Yushan, Kunshan, Jiangsu, China TEST REPORT Applicant: Jiangsu Niu Electric Technology Co., Ltd Address: No.387 Changting Road, West Taihu Science and Technology Industrial Park, Changzhou City, Jiangsu P.R. China Equipment Type: NIU Kick Scooter Model Name: KQi Air(refer to section 2.4) Brand Name: NIU FCC ID: 2AZ6G-KAYC3121 Test Standard: 47 CFR Part 2.1093 KDB 447498 D01 v06 Sample Arrival Date: Aug. 28, 2023 Test Date Aug. 28, 2023 – Sep. 05, 2023 Date of Issue: Oct. 08, 2023 ISSUED BY: Kunshan Balun Communications Technology Co., Ltd. Tested by: Li Yupeng Checked by: Ye Feng Approved by: Luo Biao (General Manager) _______________ _______________ _______________ Report No.: BL-EC2380297-702 Tel: 86-0512-57873002 E-mail: [email protected] Page No. 2 / 11 Web: www.titcgroup.com Template No.: TRP7-EC-03 V1.0 Add: Room 101, Building 5, No. 1689, Zizhu Road, Yushan, Kunshan, Jiangsu, China Revision History Version Issue Date Revisions Content Rev. 01 Rev. 02 Sep. 25, 2023 Oct. 08, 2023 Initial Issue Update Section 5 ASSESSMENT RESULT. The original report is invalid. TABLE OF CONTENTS 1 GENERAL INFORMATION ........................................................................................................ 3 1.1 Test Laboratory .................................................................................................................. 3 1.2 Test Location ...................................................................................................................... 3 2 PRODUCT INFORMATION ....................................................................................................... 4 2.1 Applicant Information .......................................................................................................... 4 2.2 Manufacturer Information ................................................................................................... 4 2.3 Factory Information ............................................................................................................ 4 2.4 General Description for Equipment under Test (EUT) ........................................................ 4 2.5 Ancillary Equipment ............................................................................................................ 4 3 SUMMARY OF TEST RESULT ................................................................................................. 6 3.1 Test Standards ................................................................................................................... 6 4 DEVICE CATEGORY AND LEVELS LIMITS ............................................................................. 7 5 ASSESSMENT RESULT ........................................................................................................... 9 5.1 SAR Test Exclusion Thresholds ......................................................................................... 9 5.2 Turn-up power .................................................................................................................... 9 5.3 RF Exposure Evaluation Result .......................................................................................... 9 5.4 Collocated Power Density Calculation .............................................................................. 10 5.5 Conclusion ....................................................................................................................... 10 Report No.: BL-EC2380297-702 Tel: 86-0512-57873002 E-mail: [email protected] Page No. 3 / 11 Web: www.titcgroup.com Template No.: TRP7-EC-03 V1.0 Add: Room 101, Building 5, No. 1689, Zizhu Road, Yushan, Kunshan, Jiangsu, China 1 GENERAL INFORMATION 1.1 Test Laboratory Name Kunshan Balun Communications Technology Co., Ltd. Address Room 101, Building 5, No. 1689, Zizhu Road, Yushan, Kunshan, Jiangsu, China 1.2 Test Location Name Kunshan Balun Communications Technology Co., Ltd. Location Room 101, Building 5, No. 1689, Zizhu Road, Yushan, Kunshan, Jiangsu, China Accreditation Certificate The laboratory is a testing organization accredited by FCC as an accredited testing laboratory. The designation number is CN1352. Report No.: BL-EC2380297-702 Tel: 86-0512-57873002 E-mail: [email protected] Page No. 4 / 11 Web: www.titcgroup.com Template No.: TRP7-EC-03 V1.0 Add: Room 101, Building 5, No. 1689, Zizhu Road, Yushan, Kunshan, Jiangsu, China 2 PRODUCT INFORMATION 2.1 Applicant Information Applicant Jiangsu Niu Electric Technology Co., Ltd Address No.387 Changting Road, West Taihu Science and Technology Industrial Park, Changzhou City, Jiangsu P.R. China 2.2 Manufacturer Information Manufacturer Jiangsu Niu Electric Technology Co., Ltd Address No.387 Changting Road, West Taihu Science and Technology Industrial Park, Changzhou City, Jiangsu P.R. China 2.3 Factory Information Factory Jiangsu Niu Electric Technology Co., Ltd Address No.387 Changting Road, West Taihu Science and Technology Industrial Park, Changzhou City, Jiangsu P.R. China 2.4 General Description for Equipment under Test (EUT) EUT Name NIU Kick Scooter Model Name Under Test KQi Air Series Model Name KQi Air X Description of Model name differentiation All models are same with electrical parameters and internal circuit structure, but only differ in material. Details please refer to the difference declaration file. Sample No. SC-EC2380220-S06 Hardware Version N/A Software Version N/A 2.5 Ancillary Equipment N/A Report No.: BL-EC2380297-702 Tel: 86-0512-57873002 E-mail: [email protected] Page No. 5 / 11 Web: www.titcgroup.com Template No.: TRP7-EC-03 V1.0 Add: Room 101, Building 5, No. 1689, Zizhu Road, Yushan, Kunshan, Jiangsu, China Technical Information All Network and Wireless connectivity for EUT Bluetooth (BLE) RFID The requirement for the following technical…

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Report No.: BL-EC2380297-401 Tel: +86-512-57873002 E-mail: [email protected] Page No. 1 / 30 Web: www.titcgroup.com Template No.: TRP4-EC-15 V1.0 Add: Room 101, Building 5, No. 1689, Zizhu Road, Yushan, Kunshan, Jiangsu, China TEST REPORT Applicant: Jiangsu Niu Electric Technology Co., Ltd. Address: No.387 Changting Road, West Taihu Science and Technology Industrial Park, Changzhou City,Jiangsu P.R. China Equipment Type: NIU Kick Scooter Model Name: KQi Air (Refer to 2.4） Brand Name: NIU FCC ID: 2AZ6G-KAYC3121 ISED Number ： 27459-KAYC321 Test Standard: 47 CFR Part 15 Subpart C RSS-210 Issue 10 Sample Receipt Date: Aug. 07, 2023 Test Date： Aug.14, 2023 - Aug. 17, 2023 Date of Issue: Oct. 09, 2023 ISSUED BY: Kunshan Balun Communications Technology Co., Ltd. Tested by: Hai Su Checked by: Jett Zhao Approved by: Zhang Yanqing (Laboratory Manager) _______________ _______________ _______________ Report No.: BL-EC2380297-401 Tel: +86-512-57873002 E-mail: [email protected] Page No. 2 / 30 Web: www.titcgroup.com Template No.: TRP4-EC-15 V1.0 Add: Room 101, Building 5, No. 1689, Zizhu Road, Yushan, Kunshan, Jiangsu, China Revision History Version Issue Date Revisions Rev. 01 Re v. 02 Rev. 03 Sep. 25, 2023 Oct. 07, 2023 Oct. 09, 2023 Initial Issue Added Section 1.2 Accreditation Certificate Update Section 1.2, section 2.5 section 4.3 The previous reports are invalid. TABLE OF CONTENTS 1 GENERAL INFORMATION ............................................................................................. 4 1.1 Test Laboratory ...................................................................................................4 1.2 Test Location .......................................................................................................4 2 PRODUCT INFORMATION ............................................................................................. 5 2.1 Applicant Information ..........................................................................................5 2.2 Manufacturer Information ....................................................................................5 2.3 Factory Information .............................................................................................5 2.4 General Description for Equipment under Test (EUT) .........................................5 2.5 Technical Information ..........................................................................................6 3 SUMMARY OF TEST RESULTS ..................................................................................... 7 3.1 Test Standards ....................................................................................................7 3.2 Verdict .................................................................................................................7 3.3 Test Uncertainty ..................................................................................................7 4 GENERAL TEST CONFIGURATIONS ............................................................................ 8 4.1 Test Environments ..............................................................................................8 4.2 Test Equipment List .............................................................................................8 4.3 Description of Test Setup ..................................................................................10 5 TEST ITEMS ................................................................................................................. 12 5.1 Antenna Requirements .....................................................................................12 5.2 Emission Bandwidth ..........................................................................................14 Report No.: BL-EC2380297-401 Tel: +86-512-57873002 E-mail: [email protected] Page No. 3 / 30 Web: www.titcgroup.com Template No.: TRP4-EC-15 V1.0 Add: Room 101, Building 5, No. 1689, Zizhu Road, Yushan, Kunshan, Jiangsu, China 5.3 Field Strength of Fundamental Emissions and Radiated Emissions .................16 5.4 Frequency Tolerance ........................................................................................18 5.5 Conducted Emission .........................................................................................19 ANNEX A TEST RESULT .................................................................................................. 20 A.1 Emission Bandwidth ..........................................................................................20 A.2 Field Strength of Fundamental Emissions ........................................................22 A.3 Radiated Emissions ..........................................................................................23 A.4 Frequency Stability ...........................................................................................26 A.5 Conducted Emissions .......................................................................................27 ANNEX B TEST SETUP PHOTOS .................................................................................... 29 ANNEX C EUT EXTERNAL PHOTOS ............................................................................... 29 ANNEX D EUT INTERNAL PHOTOS ................................................................................ 29 Report No.: BL-EC2380297-401 Tel: +86-512-57873002 E-mail: [email protected] Page No. 4 / 30 Web: www.titcgroup.com Template No.: TRP4-EC-15 V1.0 Add: Room 101, Building 5, No. 1689, Zizhu Road, Yushan, Kunshan, Jiangsu, China 1 GENERAL INFORMATION 1.1 Test Laboratory Name Kunshan Balun Communications Technology Co., Ltd. Address Room 101, Building 5, No. 1689 Zizhu Road, Yushan, Kunshan, Jiangsu, China 1.2 Tes t Location Name Kunshan Balun Communications Technology Co., Ltd. Location Room 101, Building 5, No. 1689 Zizhu Road, Yushan, Kunshan, Jiangsu, China Accreditation Certificate T The laboratory is a testing organization accredited by FCC as a accredited testing lab…

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JiangsuNiuElectricTechnologyCo.,Ltd DeclarationconcerningAntennaSpecification Itisherebydeclaredthattheproduct ModelNo.:KQiAir,KQiAirX FCCID:2AZ6G-KAYC3121 fulfillstherequirementinFCCtestrelatingtotheantennatype. ThedevicespecifiedaboveconfirmstotheFCCrecommendationsforinternalantennatype(s) describedbelow: ModelNo.ofantenna:N/A Typeofantenna:PCBantenna Gainoftheantenna:-0.93dBi Frequencyrange:2400-2500MHz Themountingoftheantennaisfixedtotheradiomoduleandnootherantennashouldbeused. Companyname:JiangsuNiuElectricTechnologyCo.,Ltd Address:No.387ChangtingRoad,WestTaihuScienceandTechnologyIndustrial Park, City:ChangzhouCity,Jiangsu, ZIP/Postalcode:Country:China Place:Guangzhou Date:2023-09-26 Signature

1 . 5 0 m m 1.00 mm 1 . 0 0 m m 1.00 mm 1 . 0 0 m m 29.67 mm 3 8 . 9 4 m m 1.04 mm 0.3mm直径铜线绕4圈 线头上锡2mm 16.00 mm 1.00 mm 1 . 0 0 m m 1.00 mm 1 . 0 0 m m 天线外框 1.材质：0.3mm-0.4mm直径漆包铜线 2.圈数：4圈 天线图纸 机壳机壳剖视 叠加图 202306172023.06.17 K air仪表天线图纸 03版 机壳 常州建伟科技 B 文件密级 2 . 6 7 m m

Report No.: BL-EC2380297-AE 1 / 3 ANNEX B. TEST SETUP PHOTOS B.1 Radiated Emission Below 30 MHz Below 1 GHz Report No.: BL-EC2380297-AE 2 / 3 B.2 Conducted Emission AC Port AC Port Report No.: BL-EC2380297-AE 3 / 3 --BLANK BELOW--

Report No.: BL-EC2380297-AR 1 / 5 ANNEX B TEST SETUP PHOTOS 1 Radiated Test Photo Below 30MHz Close-Up Report No.: BL-EC2380297-AR 2 / 5 30 MHz-1 GHz Close-Up Report No.: BL-EC2380297-AR 3 / 5 Above 1GHz Close-Up Report No.: BL-EC2380297-AR 4 / 5 2 Conducted Test Photo Conducted Test 3 Conducted Emission Test Photo Conducted Emission-1 Report No.: BL-EC2380297-AR 5 / 5 Conducted Emission-2 --BLANK BELOW--