Features: Provide excellent continuous power for your devices. Low self-discharge rate, can be stored for longer time. High energy density, long life expantancy. Can be used for electric toy, calculator, computer motherboard, watch, toy, camera, car security alarm, keyless car remotes, electronic hearing aid, PDAs, electronic organizers, pet collars, counter, remote control, electronic instrument, blood glucose meter, cholesterol testing meter, LED light and other electronic appliances. Also known as: #177, #376, #377, #565, #377A, #AG4, #D377, #G4, #GA4, #GP377, #L626, #LR626, #LR66, #SR626, #SR626SW, #SR66, #V377. Attention: 1. Insert the battery in the right direction and avoid short-circuit! 2. Please keep batteries in dry and cool place. 3. Do not recharge or dispose off in fire. 4. Before replacing the battery completely, first clean the battery slot. Do not have dust. 5. Then gently squeeze the side of the battery with two fingers, align the battery slot and put it in. 6. Do not move the battery after it is fixed. 7. Wipe the battery with dry cloth ansd set properly confirming end(+.-). 8. Please keep battery out of reach of your children in case they swallow. Specifications: Model: AG4 Material: Metal Standard Voltage: 1.5V Storage & Working Temperature: <45° Package included: 10PCS AG4 Button Batteries CellLeak-proof technology: The appearance is made of stainless steel, with good sealing performance, longer lasting and stronger safety. Mercury-free, environmental protection: The production process does not contain harmful substances such as lead, cadmium and mercury, and adopts new energy technology, which is safe and pollution-free. Fresh SR626SW Battery, 3 Years Shelf Life,Have Full 1.5 Volts Charge. Model: AG4; Voltage:1.55V ; High capacity: 20mAh ; Package included: 1pack AG4 Button Batteries(10pcs). Also known as: LR626 , SR626SW , AG4 , 626 , SR626 ,377A ,V377,377 , 626SW.