7Amps UPS Battery 12V 20HOUR Of Operation After Full Recharge, no water refilling , Low Maintenanc, high performance and Eco friendly. Valve Regulated Lead Acid (VRLA) batteries are commonly used in ups ( Uninterruptible Power Supply) and Solar applications due to their numerous advantage. VRLA Batteries are designed valve Regulated system that privates any acid leakage, making them safe to handle and Install in various applications, including indoor environments.