Design: This 900mah rechargeable battery is specifically designed for emergency and exit lights.
Multiple Use - Proper Discharge / Charge Rate, Works In The Following Models Interstate: Lowes 253799 OSA230 Unitech 6200RP LEDR-1 AA900MAH.
Use: The battery is installed inside the emergency light and will be charged automatically when it is connected to the power supply.Over-voltage, over-current, over-charge, and short-circuit protection.
Note: Please make sure the polarity is correct before you buying. Exit sign battery replacement can improve the safety in time.