Luminous Power Technologies [P] Ltd. Supplies Valve Regulated Lead Acid - VRLA Battery. Luminous Power Technologies [P] Ltd. Manufactures power products for home and commercial applications. Valve Regulated Lead Acid - VRLA Battery is used in areas demanding very high backup power, besides finding many applications in renewable energy systems etc. Valve Regulated Lead Acid - VRLA Battery is provided with the features of special alloy composition, paste recipes and process control which ensures better cyclic performance at high ambient temperature and revival from partial state of charge. It is used in UPS system, emergency lights, mobile phone base tower, solar lanterns, electronic weighing scale, fire alarms, security systems, exit signs, toys, surveillance system, remote telemetry, mobile laboratories, solar photovoltaic systems, e-bikes, flash lights, home lighting systems, inverters, etc.