Available in Digital and sinewave mode The UPS-SW E²+ is Super Energy Efficient Series The UPS-E²+ Series accompanies the clever element of Battery Water Level Indication, which empowers opportune garnish of water in the Battery and guarantees Longer Battery Life. It is planned to utilize the Latest best-in-class Technology. It accompanies many Smart highlights, Display Status, Fault conditions, and Battery Voltage Selection Switch. The UPS works from a Standard Voltage range from 100 V~ 300 V and a Narrow Voltage range from 180 V ~ 260 V.