Logitech MX Revolution Laser Cordless Mouse, L-LY11, 533-000018, F12440097, NTA2319, L-LL11, battery replacement For the Logitech Mouse Replaces Logitech batteries L-LY11, 533-000018, F12440097, CS-LOY11RC To fit Logitech Computer Mouse Logitech MX Revolution Laser Cordless Mouse This 3.7v battery is designed for the Logitech 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