RS PRO 1.5V Zinc Manganese Dioxide LR44 Button Battery Consistent and reliable Alkaline button batteries offering a compact efficient power source. These non-rechargeable LR44 batteries are ideal for small electronic devices such as cameras and watches and offer a lower cost solution when compared to Silver Oxide alternatives. Able to hold their power for long periods of time both when in use and during storage the LR44 battery benefits from a low level of self-discharge, high capacity and a consistent and reliably stable voltage. Features and Benefits 1.5V button cell battery ;LR44 coin cell;Dimensions 11.53 x 5.43mm;Zinc Manganese Dioxide chemistry;High capacity;Low discharge levels;Non-Rechargeable Applications: Calculators;Car keys;Watches;Fitness trackers;Toys;Cameras;Hearing aids and medical devices How should Button batteries be disposed of? Any batteries should be disposed of in accordance with the recommended battery recycling and disposal schemes available Guidance Always install the batteries correctly as per instruction;Ensure that the contact points are clean and conductive;Do not mix different types of battery;Do not heat or attempt to recharge the battery;Do not dispose of in a fire;Coin-sized batteries must be kept out of reach of children. Consult a doctor immediately if swallowed.