Functions: Self protection with double handles, cellulose, low carbon, argon arc welding. Conditions of use: Ambient temperature -20 50 centigrade; Altitude 3500m Level of Protection: IP23, available for use in the rain Accessory Configuration: XG-90LN wire feeding device, MOG-350 self-protective welding gun Features: Two welders carry out welding at the same time: 50A 400A, no electricity rush for each other; diesel engine driven, one-key operation, microcomputer monitoring, automatic protection, alarm; dust-proof, sand-proof, waterproof, vibration-proof, good environmental adaptability; digital presetting and display of welding current and voltage, direct-viewing, quick; a 3-phase 380V/30kVA/50Hz and two single phase 220V/5A/50Hz auxiliary power source output.