vintrons (TM) Bundle - 3600mAh Battery for Crestron SmarTouch 1550, SmarTouch 1700, ST-1700, vintrons Coaster Volts: 4.8V / Capacity: 3600mAh Type: Ni-MH Size : 108.00 x 58.00 x 30.00mm Package Include: Replacement Battery and vintrons Coaster vintrons and the vintrons logo are trademarks of Vintrons Company Ltd.