This is a Team Associated Reedy 1900mAh 6.6V Hump Pro LiPo for Transmitters and Receivers. Reedy's Pro LiPo and LiFe RX/TX batteries feature high capacities and durable construction, which make them perfectly suited for use as receiver batteries in nitro-powered vehicles. They are also a long-life alternative to NiMH and alkaline batteries in a variety of transmitters. A standard power plug fits directly into your transmitter or receiver/switch harness while an XH balance connector allows for simple balance charging.
Voltage: 6.6V LiFe (2S)
Dimensions (mm): 56.5 x 30.9 x 30.9
Max. Charge Current: 1.8A
Weight (g): 91