Age 8+, Maximum user weight 54 kg Innovative Power Core technology with maintenance-free, high-torque 85-watt hub motor for smooth acceleration up to 16 km/h with one press of the throttle The rechargeable, sealed 12V lead-acid battery allows extended travel time of up to 80 minutes in continuous operation Rear wheel drive provides better balance control and traction for a safer, more stable ride Lightweight all-steel frame and fork and a flat, airless rear tire for a solid ride Other features include the hand-operated front brake and the foldable stand Charge the battery 12 hours before use. The scooter needs to be moving at 3kph for the electric motor to engage. Using a Phillips screwdriver, remove the six (6) screws on the deck cover. The screw locations are circled in the image below. Set the deck cover aside Locate and disconnect all connectors from the controller. Use needle-nose pliers to disconnect the yellow and brown connectors from the power button. Using a Phillips screwdriver, remove the two (2) screws securing the controller to the device. Using a 5mm Allen key, loosen the screws from the clamp and remove the T-bar. Disconnect the throttle from the controller.