The newest AM-700995 is specially made to replace the Sanwa M17

Original battery which provides more than double capacity of original.

With this new battery there's no worry of low in power of your transimitter.

Capacity: 3.7V 6000mAh

Connector: JR Style with thick 20AWG Silicone Wire / 60mm

Size: 78mm(L) x 47mm(W) x 12mm(T)