1. Bezpečnostní informace
Please read all safety instructions carefully before using the AstroAI L8 Portable Electric Bike Pump. Failure to follow these instructions may result in injury or damage to the device.
- Udržujte zařízení mimo dosah dětí.
- Do not expose the pump to extreme temperatures or direct sunlight for prolonged periods.
- Avoid using the pump in wet conditions or near flammable liquids/gases.
- Ensure the correct pressure is set for the item being inflated to prevent over-inflation, which can cause bursting and injury.
- Do not operate the pump continuously for more than 12 minutes. Allow it to cool down for at least 15 minutes after continuous use.
- This pump is not suitable for inflating car tires, Segways, or electric scooters.
2. Obsah balení
Ověřte, zda jsou v balení přítomny všechny položky:
- 1 x AstroAI Electric Bike Pump
- 1 x Schrader Hose
- 1 x Presta ventilový adaptér
- 1 x Dunlop Valve Adapter
- 1 x kuličková jehla
- 1 x nabíjecí kabel typu C
- 1 x úložný sáček
- 1 x Uživatelská příručka
3. Konec produktuview
The AstroAI L8 Portable Electric Bike Pump is a compact and versatile tire inflator designed for various bicycles, e-bikes, motorcycles, and sports balls. It features a digital display, preset modes, and an auto-shutoff function for precise inflation.

Figure 3.1: AstroAI L8 Portable Bike Pump with included valve adapters.
The pump is equipped with a high-voltage motor for efficient inflation, capable of inflating a 700 x 35C city bike tire from 60 PSI to 80 PSI in approximately 35 seconds. Its lightweight and ergonomic design make it easy to carry and store.

Figure 3.2: Compact and portable design of the AstroAI L8 pump.
Displej a ovládací prvky

Figure 3.3: Dual-value LED display and control buttons.
The LED display shows both real-time and preset pressure values. Control buttons allow for mode selection, unit switching (PSI/BAR), and pressure adjustment.
4. Nabíjení zařízení
The AstroAI L8 pump is equipped with a built-in lithium battery and supports Type-C charging. Before first use, fully charge the device.
- Connect the provided Type-C charging cable to the pump's charging port.
- Druhý konec kabelu připojte k vhodnému USB napájecímu adaptéru (není součástí balení).
- The battery indicator on the display will show charging status. Once fully charged, the indicator will show a full battery.
A single full charge can inflate up to 25 city bike tires (60–80 PSI).
5. Setup and Valve Adapters
The pump comes with a Schrader valve hose and adapters for Presta and Dunlop valves.
Attaching the Schrader Hose
- Screw the Schrader hose securely onto the pump's air outlet.
- For Schrader valves, directly connect the hose to the tire valve.
Using Presta and Dunlop Valve Adapters
For Presta or Dunlop valves, first install the appropriate adapter onto the tire valve, then connect the Schrader hose to the adapter.
- Presta ventil: Unscrew the Presta valve cap, then screw on the Presta valve adapter.
- Dunlop Valve: Screw on the Dunlop valve adapter.

Figure 5.1: Included valve adapters for versatile use.
6. Provoz
Zapnutí/vypnutí
- To turn on: Press and hold the Power Button for 3 seconds.
- To turn off: Press and hold the Power Button for 3 seconds, or the device will automatically shut off after a period of inactivity.
Výběr režimu
The pump offers 5 preset modes and a custom mode. Press the 'M' button to cycle through the modes:
- Městské kolo
- Horské kolo
- Silniční kolo
- Fat Bike
- Custom Mode (for motorcycles, balls, etc.)

Figure 6.1: Available preset and custom inflation modes.
Setting Pressure and Inflation
- After selecting a mode, use the '+' and '-' buttons to adjust the desired pressure.
- Press the unit button to switch between PSI and BAR units.
- Connect the hose to the tire valve (with adapter if necessary).
- Press the Power Button to start inflation. The pump will display real-time pressure.
- Čerpadlo se automaticky zastaví, jakmile je dosaženo přednastaveného tlaku.

Figure 6.2: Setting preset pressure and automatic shutoff feature.
The memory function saves your last pressure setting for convenience.
7. LED svítilna
The AstroAI L8 pump includes a built-in LED light with three modes for enhanced visibility and safety:
- Stálé světlo: Pro všeobecné osvětlení.
- Pomalý blesk: For signaling or increased visibility.
- Fast Flash (SOS): Pro nouzové situace.
To activate or change modes, press the flashlight button.

Figure 7.1: LED flashlight with three modes.
8. Údržba
- Clean the pump exterior with a soft, damp tkanina. Nepoužívejte agresivní chemikálie nebo abrazivní čisticí prostředky.
- Pokud čerpadlo nepoužíváte, skladujte jej na chladném a suchém místě.
- Ujistěte se, že nabíjecí port je bez prachu a nečistot.
- Regularly check the hose and adapters for any signs of wear or damage. Replace if necessary.
9. Řešení problémů
| Problém | Možná příčina | Řešení |
|---|---|---|
| Čerpadlo se nezapne | Slabá baterie; Tlačítko napájení nebylo správně stisknuto | Charge the pump; Press and hold the Power Button for 3 seconds. |
| Pumpa se nafukuje pomalu nebo vůbec ne | Hose not securely connected; Valve adapter not properly installed; Leak in hose/valve; Object being inflated is too large (e.g., car tire) | Ensure all connections are tight; Check for leaks; Confirm the pump is suitable for the item. |
| Nepřesný údaj o tlaku | Volné spojení; Problém se senzorem | Ensure connections are secure; Contact customer support if problem persists. |
| Čerpadlo se neočekávaně zastaví | Preset pressure reached; Overheating protection activated; Low battery | Check preset pressure; Allow pump to cool down; Charge the pump. |
10. Specifikace
| Funkce | Detail |
|---|---|
| Název modelu | AIRUN L8 |
| Značka | AstroAI |
| Materiál | Akrylonitril-butadien-styren |
| Hmotnost položky | 380 gramů (13.4 oz) |
| Rozměry produktu | 1.69 cm D x 1.65 cm Š x 7.87 cm V |
| Zdroj napájení | Napájení z baterie |
| Proud vzduchu | 13 litrů za minutu |
| Maximální tlak | 150 PSI |
| Provozní režim | Automatický |
| svtage | 7.4 voltů |
| Délka hadice | 7.87 palce |
| Wattage | 50 wattů |
| UPC | 810074988865 |
11. Záruka a podpora
The AstroAI L8 Portable Electric Bike Pump comes with a 2-letá záruka výrobce.
For technical support, warranty claims, or any questions regarding your product, please contact AstroAI customer service through their official webwebu nebo kontaktních informací uvedených v nákupní dokumentaci.
12. Produktové video
Video 12.1: Official product video demonstrating the AstroAI L8 Bike Pump in use, highlighting its features and portability.





