NexusRider Seat Ebike Control Switch 4AH China batteryCharger: CE 60v

4AH China batteryCharger: CE 60v 2ACharging Duration: 4~9 hrsMotor Type: Dual brushless motorMotor Wattage: 2800W*2Tyre Size: 11inchController Ampere/Voltage: 60v 45A*2BrakeType: oil brake（front and rear）Brake Rotor: 160mmFront Shock: Dual HydraulicRear shock: Single Spring Scooter Material: Aluminium Alloy and ironTop Speed: 60~85km/h(37~52m/h)Max Load: 100-150KG(220-330LBS)Display: LCD intelligent displayFront Lights: 2*U7 lights+2*drive lightsRear Lights: 2* Brake LED lights +2*drive lights+trun lightsHorn: Electric Hornvoltage key: haveClimbing Ability: ~30°Color: BlackN

After ordering

The air bleed button allows to release the excess air without disconnecting the pump hose

Weight 160 lbs - Main air chamber 120 Psi

but it's also removable

NexusRider Seat Ebike Control Switch 4AH China batteryCharger: CE 60v