Specification Model: GL-INVI 1.6KW-12V RATED POWER: 2.0KVA/1.6KW (2000VA/1600W). AC Input Voltage 230VAC. Selectable Voltage Range: 170-280VAC (For Personal Computers), 90-280VAC(For Home Appliances) Frequency Range: 50 Hz/60Hz(Auto sensing) AC OUTPUT: AC Voltage Regulation 230VAC土5%. Surge Power: 4000W Efficiency(Peak)PV to INV: 97% Efficiency(Peak)Battery to INV 93% Transfer Time: 10 ms (For Personal Computers);20 ms (For Home Appliances). Battery Voltage:- 12VDC Floating Charge Voltage:- 13.5VDC Overcharge Protection: 16VDC Maximum AC Charge Current: 60A Maximum PV Array Power:- 2000W MPPT Range@ Operating Voltage: 30-400VDC Maximum PV Array Open Circuit Voltage:- 400VDC Maximum Charging Current:- 80A Maximum Eff1ciency:- 98% PHYSICAL Dimension,D*W*H(mm) 348*270*95 Net Weight(kgs) 4 Communication interface: RS232/GPRS/WIFI Humidity:- 5% to 95% Relative Humidity(Non~condensing) Operating Temperature 0℃~55℃ Storage Temperature﹣15℃~60℃