Battery for Topcon Field Controller FC100, Field Controller FC2000, FC100, FC2000, FC-100, FC-120, FC-200, FC-2200, FC-2500, GMS-2, GPT-7000i, GPT-7500, GPT-9000, GPT9000A, GTS-750, GTS-751, GTS-900 Capacity: 2200mAh / 16.28Wh Type: Li-ion Volts: 7.4V Size : 71.97 x 39.52 x 21.47mm Certificated with ISO9001, RoHS & CE;