1. Utangulizi
This manual provides essential information for the safe and efficient operation, maintenance, and troubleshooting of your NIU KQi Air Electric Scooter. The KQi Air is designed for adult riders, featuring an ultra-light carbon fiber frame, extended range, and advanced safety features. Please read this manual thoroughly before your first ride to ensure proper usage and to maximize the lifespan of your scooter.

Figure 1.1: The NIU KQi Air Electric Scooter, showcasing muundo wake sleek na kompakt fomu sababu.
2. Taarifa za Usalama
Your safety is paramount. Always adhere to local laws and regulations regarding electric scooter usage. Wear a helmet and appropriate safety gear during operation. The NIU KQi Air Electric Scooter is UL 2722 certified, ensuring high standards of electrical safety.
2.1 Key Safety Features
- Alama za Kugeuza: Integrated for clear indication of turns.
- Integrated Electric Horn: For alerting pedestrians and other vehicles.
- Front Halo Light & Rear Lighting: Ensures visibility during low-light conditions.
- Dual Brakes (Disc Front + Rear EBS): Provides reliable stopping power with regenerative braking.
- 9.5-inch Tubeless Fat Tires: Offers enhanced stability and shock absorption.

Figure 2.1: Visual representation of the scooter's integrated safety and control features, including lighting and signaling.
2.2 Miongozo ya Jumla ya Usalama
- Always wear a certified helmet and protective gear (knee pads, elbow pads, wrist guards).
- Do not ride in heavy rain, snow, or icy conditions. The scooter is water-resistant (IP54), but not waterproof.
- Dumisha umbali salama kutoka kwa magari mengine na watembea kwa miguu.
- Avoid sudden acceleration or braking, especially at high speeds.
- Hakikisha vipengele vyote vimefungwa kwa usalama kabla ya kila safari.
- Usizidi kiwango cha juu cha uzani wa pauni 265 (kilo 120).
3. Sifa na Ubunifu wa Bidhaa
3.1 Ultra-Light Carbon Fiber Frame
The KQi Air features a premium Pyrofil TR50S15L carbon fiber frame, making it exceptionally lightweight at only 26.2 lbs (11.9 kg). This material provides an outstanding strength-to-weight ratio and is approximately three times stronger than aluminum, enhancing both portability and durability.

Figure 3.1: Illustration of the scooter's carbon fiber frame construction, emphasizing its strength and lightweight properties.
3.2 Performance Capabilities
- Kasi ya Juu: 20 mph (km 32 kwa saa)
- Njia Mbaya: 31 miles (50 km) on a single charge
- Nguvu ya Magari: 700W Max Power, capable of climbing 20% inclines.

Kielelezo 3.2: Zaidiview of the scooter's performance specifications, including range, speed, hill climbing ability, and motor output.
3.3 Enhanced Comfort and Control
- Wider Handlebar: 29% wider for easier steering and improved control.
- Wider Deck: 41% wider, providing extra foot space and stability with an anti-slip surface.
- Matairi Yasiyotumia Mirija ya Inchi 9.5: 44% wider, delivering improved grip, comfort, and durability.
- 75° Tilt Angle: Optimized geometry for balanced steering and rider comfort.
- Onyesho Iliyojumuishwa: A bright, seamless display showcases key information.

Figure 3.3: Visual breakdown of design elements contributing to rider comfort and control.
3.4 Muunganisho Mahiri
The NIU KQi Air offers advanced smart features for enhanced security and user experience.
- NFC Smart Lock: Secure and convenient locking mechanism.
- Kufungua kwa Bluetooth: Seamless connection via the NIU Smart App.
- NIU Smart App: Provides real-time information on battery life, speed, distance traveled, and anti-theft features.

Figure 3.4: Demonstration of NFC and Bluetooth unlocking capabilities, integrated with the NIU Smart App.
4. Mkutano na Usanidi wa Awali
4.1 Unboxing na Ukaguzi wa vipengele
Ondoa kwa uangalifu vifaa vyote kutoka kwa kifurushi. Thibitisha kuwa sehemu zote zipo:
- NIU KQi Air Scooter (main body)
- Mkutano wa kushughulikia
- Chaja
- Mwongozo wa Mtumiaji (hati hii)
- Assembly tools (if included)
4.2 Ufungaji wa Kipini
- Lift the stem of the scooter to its upright position until it locks into place.
- Connect the electronic cable from the handlebar to the cable extending from the stem. Ensure the connection is secure and aligned correctly.
- Slide the handlebar onto the stem, aligning the screw holes.
- Secure the handlebar using the provided screws and tools. Tighten firmly but do not overtighten.
4.3 Kuchaji Awali
Before first use, fully charge the scooter's battery. The NIU KQi Air features a 48V Lithium-ion battery with innovative 21700 LG battery technology and a NIU Energy Battery Management System. A full charge takes approximately 5 hours.
- Tafuta bandari ya kuchaji kwenye skuta.
- Connect the charger to the scooter's charging port.
- Chomeka chaja kwenye kituo cha kawaida cha umeme.
- Mwanga wa kiashirio kwenye chaja itabadilika (kwa mfano, kutoka nyekundu hadi kijani) wakati kuchaji kukamilika.

Kielelezo 4.1: Ndani view of the scooter's battery system, highlighting its advanced energy storage capabilities.
4.4 NIU Smart App Connection
Download the NIU Smart App from your device's app store. The app is essential for unlocking full functionality, monitoring scooter status, and receiving firmware updates.
- Washa skuta.
- Washa Bluetooth kwenye smartphone yako.
- Open the NIU Smart App and follow the on-screen instructions to pair with your KQi Air scooter.
- You may be prompted to perform initial setup or firmware updates. Complete these steps for optimal performance.
5. Kuendesha Scooter
5.1 Washa/Zima
- Kuwasha: Press and hold the power button on the handlebar display until the display illuminates.
- Kuzima: Bonyeza na ushikilie kitufe cha kuwasha/kuzima hadi onyesho lizime.
5.2 Njia za Kuendesha
The KQi Air may feature different riding modes (e.g., Eco, Sport) accessible via the display or the NIU Smart App. Refer to the app for specific mode details and how to switch between them.
5.3 Kuongeza Kasi na Kuweka Breki
- Kuongeza kasi: Gently twist the throttle on the right handlebar to accelerate. Start with a gentle push-off with your foot for smoother acceleration.
- Kuweka breki: Use the brake levers on the handlebars. The scooter is equipped with dual brakes (front disc brake and rear EBS regenerative braking) for effective stopping. Apply both brakes simultaneously for maximum stopping power.
5.4 Lights, Horn, and Turn Signals
- Taa ya mbele/Taa ya nyuma: Typically activated by a button on the display or automatically in low light. Double-tap the power button to toggle the headlamp.
- Pembe: Press the horn button on the handlebar to activate the electric horn.
- Alama za Kugeuza: Use the dedicated buttons on the handlebar to activate left or right turn signals.
6. Matengenezo
Regular maintenance ensures the longevity and safe operation of your NIU KQi Air scooter.
6.1 Utunzaji wa Betri
- Chaji betri kikamilifu baada ya kila matumizi, haswa ikiwa inahifadhi kwa muda mrefu.
- Epuka kumaliza kabisa betri kabla ya kuchaji tena.
- Hifadhi skuta mahali penye baridi, kavu, mbali na jua moja kwa moja na joto kali.
6.2 Matengenezo ya Matairi
The 9.5-inch tubeless pneumatic tires require proper inflation for optimal performance and safety.
- Check tire pressure regularly (refer to the tire sidewall for recommended PSI).
- Kagua matairi kwa uchakavu, kutoboa, au uharibifu kabla ya kila safari.
- Consider using a tire sealant for added puncture protection.
6.3 Brake System Inspection
- Regularly check the responsiveness of both disc and regenerative brakes.
- Inspect brake pads for wear and replace if necessary.
- Ensure brake cables (for disc brake) are not frayed or loose.
6.4 Kusafisha na Kuhifadhi
- Safisha pikipiki na tangazoamp kitambaa. Epuka kutumia ndege za maji zenye shinikizo kubwa au kemikali kali.
- Do not hose down the scooter directly.
- When storing, ensure the scooter is clean and dry. The folding mechanism allows for compact storage.

Figure 6.1: The NIU KQi Air's foldable design allows for convenient transport and storage.
7. Utatuzi wa shida
This section addresses common issues you might encounter with your NIU KQi Air scooter. For more complex problems, consult the NIU Smart App or contact customer support.
| Tatizo | Sababu inayowezekana | Suluhisho |
|---|---|---|
| Pikipiki haiwashi. | Low battery; loose electrical connection; power button malfunction. | Charge the battery fully. Check all visible cable connections. Contact support if issue persists. |
| Reduced braking power after full charge. | Regenerative braking may be less effective when battery is at 100%. | This is normal. Rely more on the mechanical disc brake until battery drains slightly. |
| Bluetooth connection issues with app. | App glitch; scooter not in pairing mode; interference. | Restart the scooter and the app. Ensure Bluetooth is enabled on your phone. Try pairing again. |
| Sauti zisizo za kawaida wakati wa operesheni. | Loose components; debris in wheels; motor issue. | Inspect all visible parts for looseness. Check wheels for obstructions. If noise persists, seek professional inspection. |
8. Vipimo
| Kipengele | Maelezo |
|---|---|
| Jina la Mfano | NIU KQi Air |
| Nyenzo ya Fremu | Carbon Fiber (Pyrofil TR50S15L) |
| Uzito wa Kipengee | Pauni 26.2 (kilo 11.9) |
| Kasi ya Juu | 20 MPH (32 km/h) |
| Masafa ya Umbali wa Juu | Maili 31 (kilomita 50) |
| Nguvu ya Magari | 700W Max Nguvu |
| Aina ya Betri | 48V Lithium-ion (21700 LG cells) |
| Muda wa Kuchaji | Takriban. 5 Saa |
| Ukubwa wa Gurudumu | Inchi 9.5 |
| Aina ya Gurudumu | Pneumatic ya Tubeless |
| Mtindo wa Brake | Dual Brake (Disc Front) + Regenerative braking (Rear) |
| Uzito wa Uzito | Pauni 265 (kilo 120) |
| Vipimo vya Bidhaa (LxWxH) | 44.8"L x 21.3"W x 46.7"H |
| Udhibitisho wa UL | Imethibitishwa na UL 2722 |
9. Udhamini na Msaada
NIU stands by the quality of its products. The NIU KQi Air Electric Scooter comes with a Udhamini mdogo wa mwaka 2.
For detailed information regarding warranty terms, coverage for accessories and consumable parts, and local after-sales service, please refer to the updated warranty and user manual available on the product page or the official NIU website. For direct support, you can typically find contact information within the NIU Smart App or on the NIU brand's official support channels.
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