USA Celewell 2 Pack CR1220 Battery For Car Remote Key And Other Devices. REAL 630mAh HIGH CAPACITY -- Higher than standard 580mAh. The more capacity, the longer your device works.SAFETY, LEAK FREE -- ISO9001, CE, RoHS, UN38.3 safety certificates passed. Provide your family a safe environment.RETAIL PACKAGE, WHOLESALE PRICE -- sealed in a cardboard and directly from CELEWELL factory. Each battery is separated to avoid + and - short circuit problem.MULTIPLE COMPATIBILITY --Compatible with other CR2450 brand battery models on the market as 2450 means battery dimensions diameter 24.5mm and height 5.0mm.(Not same as CR2450N)APPLICABLE DEVICES -- Ideal for for welding device, car key fob remote, flameless candles, garage door opener, tea light, headlight, bike computer, alarm clock, and so on.