【Ruko U11 Exclusive Smart Battery】Battery for Ruko U11/U11S GPS Drones usage ONLY！With a smart design, Ruko Li-po battery can re-use over and over again.

【Less charging time】Adapters with an output current of 5V/2A. 2.5hours Charging time, charging temperature range within 41℉ to 104℉.

【Bigger,better,longer,stable design】Lithium battery Capacity 1200mah, voltage 7.4V, energy 8.88Wh, net weight about 82g, and provides a maximum flight time of 20 minutes.

【Clear Instruction when charging】Charging: flashing green LED ; fully charged: solid green LED.

【What's in the Box】Package include: 1 Ruko U11/U11S Battery black,and 1 original USB Charge cable.