Type: Li-Polymer Capacity: 220mAh / 0.81Wh Voltage: 3.7V Color: Black Dimension: 31.90 x 16.50 x 5.50mm Compatibility Logitech G PRO X Superlight G Pro G Pro Wireless G502 G502 Lightspeed G703 Lightspeed M-R0070 M-R0080 MX Vertical PRO X Superlight Pro Wireless Pro Wireless G1 Part Number Logitech 533-000151 533-000208 533-000211 AHB521630PJT-04