Yuneec USA, Inc. Battery 5400mAh 3-Cell 3S 11.1V LiPo Brand: Yuneec Model Number: YUNQ4K130 Type: Battery Battery Type: Lithium Capacity: 5400mAh Compatibility: Typhoon Q500 4K, Typhoon G Features: Rechargeable: Yes Replaces Battery Type(s): Quadcopter Model Compatibility: Typhoon Q500 4K, Typhoon G Voltage: 11.1 volts Number Of Batteries Included: 1 Battery Chemistry: Lithium-polymer Color Category: White Capacity: 5400 milliampere hours Battery Size: 11.1V Battery Type: RC Vehicle Batteries Internal Or External: Internal Compatible with select YUNEEC quadcopters Including Typhoon Q500 4K and Typhoon G models for use with your current drone. 11.1V of power Along with a 5400 mAh capacity for a long-lasting charge. Rechargeable lithium-polymer battery Delivers reliable power.