 High frequency design featuring compact and light weight  200% surge capability for 1s  High efficiency up to 90%  Low static consumption power  Outstanding bypass output capability (only for bypass models)  Power save mode through dip switch  Thermal control fan  With built in USB charger, 5V/2A  Output voltage and frequency settable by dip switch  Complete protection with reverse polarity protection  DC input under/over voltage protection  Over temperature protection  Over load and short circuit protection  DC input reverse polarity protection by fuse  Optional remote control available  RS485 communication