Battery for Wacom CTE630BT Graphire Wireless Pen Tablet, CTE-630BT, CTE-630BT Graphire, CTE-620BT, CTE-620BT Graphire, Graphire 4, Airliner WS100 Tablet Capacity: 1700mAh / 6.3Wh Type: Li-ion Volts: 3.7V Size : 51.76 x 33.94 x 10.40mm Certificated with ISO9001, RoHS & CE;