... power inverter with Battery Charger,used in home ,outdoor All ProtectionOver-loadOver-voltageLow-voltageBuzzer AlarmShort-circuitOver-temperatureLCD DisplayTechnical ... : AC110/220V Output frequency: 50/60+/-2Hz Electric fuse: 10A/15A/20A/40A/70A Under voltage alarm (unloaded ... boxes Outings: Field lighting, microwave ovens, cooking, etc. Outdoor work: Power tools, vehicles for help, rescue and disaster ...