Okaya Home UPS (Smart Wave UPS QSW 1175 12V) with Quasi Sine Wave technology loves your appliances Inverter Details- Type: Home UPS (Quasi Sine Wave); Capacity: 925VA/12 Volt; Support: Single battery of 12V Inverter Battery's all new Xtra Backup Design (XBD) with Certified Backup Hour (CBH) - World's first to declare actual backup time at different power loads, certified by NABL accredited Lab Battery Details- Type: Jumbo tubular battery; Rated Capacity: 160Ah; Construction: rugged construction; Water level indicators: 6; Nominal Voltage: 12V; Ultra low maintenance with 1-2 times water top-up in a year PAN India onsite hassle-free service from OKAYA's largest service infrastructure Okaya's Inverter Battery is best compatible with Okaya's Home UPS/Inverter