compatible with Spektrum DX9, DX8, DX7S, DX7 transmitter. with B3 Balance Charger
What You Get: 2 x Battery Pack [Rechargeable] and 24-Month Worry-Free Warranty and Smile Customer Service.
Description
Dimensions: L 2.56 " (65mm) x W 1.77 " (45mm) x H 0.87 " (22mm), Weight: 4.48 oz(127g)
compatible with Spektrum DX9, DX8, DX7S, DX7 transmitter. with B3 Balance Charger