User manual
9
A Smart Phone charger adaptor (not included) (5V,1A) can be applied to charging the 
battery pack. This will shorten the charging time.
Under this condition, charging time is approx. 3.5 to 4 hours.
CHARGING THE BATTERY PACK
Be sure to always disconnect the battery pack and remove it from your car when 
not in use.
USB charger is exclusively supplied in the packaging.
1) Do NOT charge the battery pack when leaving it in the car.
2) Do NOT drain the battery pack where the car is unable to move.
Stop once power drops.
3) Do NOT leave the battery pack uncharged for long periods as performance will drop.
Connect the battery pack with the USB charger(provided) and plug the USB charger 
onto the USB slot on the electrical appliance.
WHEN CHARGING: RED LED (CHARGING LED) FLASHES, AND GREEN LED (POWER LED) IS 
SOLID ON.
WHEN THE BATTERY PACK IS FULLY CHARGED, BOTH RED AND GREEN LED WILL BE 
ILLUMINATED.
Connected to charging plug
Charging time is approx. 5 to 5.5 hours.
A. There are 2 pieces of additional servo arm and the small wrench in the box. The additional servo arms are optional parts, 
which differ in shape from the servo arms fitted to the vehicle.
B. A small wrench helps users to tight the wheels after a long use.
ACCESSORIES IN THE BOX
Smart Phone Charging Adaptor
Connected
Connected
NOTES ON BATTERY USE:
• Always allow the battery cool after use, before recharging.
• Always inspect the battery before charging.
• Any bare wires, split heat shrink or leakage is a sure sign of abuse.
• Never attempt to charge dead or damaged batteries.
• Do not disassemble the battery or cut the connector wires.
•   If the battery connector gets hot enough to melt there is most likely a serious problem with your model, driveline, battery wires 
or speed controller. Find and correct the problem before installing another charged battery pack.
• NEVER charge the battery unattended incase of overcharging, you need to be able to monitor the battery during charging.
• Charge away from ammable objects and on a non-ammable surface incase the battery becomes too hot.










