Logitech G7 Laser Cordless Mouse, 831409, 831410, 190310-1000, NTA2319, L-LL11, battery replacement For the Logitech Mouse Replaces Logitech batteries 831409, 831410, 190310-1000, NTA2319, L-LL11, CS-LOG7RC To fit Logitech Computer Mouse Logitech G7 Laser Cordless Mouse This 3.7v battery is designed for the Logitech G7 Laser cordless mouse reader with a capacity of 600mAh , it is manufactured by our ISO 9001 certified supplier to a very high standard. As we supply a very large range of batteries we cannot always have stocks of the slower moving lines as batteries have a shelf life and we insist on quality control for our customers, which may mean slightly delayed shipment date, where this is necessary you will be advised by email. Battery Type: Li-ion Battery Voltage: 3.7V Battery Capacity: 600