Important Safety Information
Thank you for choosing Aairsk. Before using your Aairsk e-bike, please read this manual carefully. If you have any questions, please contact us.
- Always observe traffic regulations. Do not lend your e-bike to anyone unfamiliar with its operation.
- We recommend this e-bike only be used by individuals aged 16 years or older. Always supervise children until they are competent riders.
- Stay within safe speed limits. If you feel you are traveling too quickly, reduce your speed.
- Always test your brakes before riding. Remember that braking distance increases in wet conditions.
- Be cautious when using the front brake, especially during turns or on slippery surfaces, as locking the front wheel can cause falls.
- Before first use, ensure the e-bike is correctly assembled. Verify that pedals, saddle, handlebars, and any self-assembled items are properly fitted and tightened.
- Avoid consuming alcohol before riding.
- Dispose of old batteries properly.
- Disclaimer: Please mind potential fire risk and strictly follow the instruction manual for charging and storage. While using the product, please wear protective equipment and fully comply with the applicable law and regulations.
1. Product Overview
The Aairsk S800 is an adult electric bicycle designed for commuting and outdoor cycling across various terrains. It features a 250W brushless motor, a 36V 13AH removable lithium battery, and 26-inch tires.

Figure 1: Aairsk S800 Electric Bicycle with key features highlighted.
Vehicle Parts Diagram
Familiarize yourself with the components of your Aairsk S800 e-bike:

Figure 2: Schematic diagram of the whole vehicle parts. Labels include: Speed control handlebar, Brake handlebar, Headlights, Front fenders, Disc brakes, Tyre, Rear frame, Seatpost clamp, Cushion, Accumulator, Motor, Foot.

Figure 3: Handlebar controls. Labels include: Brake handlebar, Switch, Light switches, Horn button.
2. Setup and Initial Inspection
Unboxing and Assembly
Your Aairsk S800 e-bike requires some assembly upon arrival. The following images illustrate the unboxing and assembly process:

Figure 4: E-bike partially unwrapped within its packaging.

Figure 5: E-bike frame unwrapped, with various components laid out for assembly.

Figure 6: E-bike mostly assembled and standing upright.

Figure 7: Fully assembled e-bike, including the rear rack.

Figure 8: Fully assembled e-bike from a different perspective.
Foot Pedal Mounting
Follow these steps to correctly mount the foot pedals:
- Identify the