Luminous Inverter ECO WATT 900VA Square waveFEATURES - Enjoy very easy battery maintenance with an intelligent battery level sensor that can indicate if the battery needs charging. - Battery charging starts even when the AC power is only as low as 110V. - Four selection of charging methods for different battery types.- Intelligent heat control system to keep the system cool and turn off the system if it is too hot.- No-load shutdown and auto holiday mode keep the battery life longer.- Very high charging with 3 current settings to make the battery charge faster.ABCC (Adaptive Battery Charging Control) technology for sophisticated battery management and longer battery life.- Alarm sound: UPS ON, Battery Over Voltage, Battery Low Trip, Battery Low Pre-Alarm, Overload, Short Circuit Trip, & No Load Shutdown900 Watt Eco Watt Square Wave ModelType 1-Phase Inverter720W capacityInput Undervoltage Input (Regulated UPS Mode) 180 ± 5VUndervoltage Restoration Input (Regulated UPS Mode) 185 ± 5V260 ± 5V Overvoltage Input (Regulated UPS Mode)Overvoltage Restoration Input (Regulated UPS Mode) 255 ± 5V110 ± 5V Undervoltage Input (Unregulated UPS Mode)115 ± 5V Undervoltage Restoration Input (Unregulated UPS Mode)Overvoltage Input (Unregulated UPS Mode) 285 ± 10VOvervoltage Restoration Input (Unregulated UPS Mode) 270 ± 10VOutput Voltage Output (UPS Mode) 230V NominalVoltage Output (Mains Mode) Same as inputOutput Frequency (UPS Mode) 50Hz ± 0.5%Frequency Output (Mains Mode) Same as input (45 - 55Hz)Output Overload> 110%Output Transfer Time (typical a.s.) 10 msBatteries Type Tubular Batteries, Flat or SMF / 12VAmount 1Charging Time 10-12 HrsLow Battery Protection, Reverse PolarityPhysical Dimensions (L x W x H mm) 290 X 280 X 120FREE WOOD PACKAGEGUARANTEEDFREE ONGKIR SURABAYA AREA