... spot welder: 1.integrative design,easy operation,low price 2.repairing alloy material as gold,silver,platinum,battery ... ,high energy exchange,top beam quality,air cooling,low price,easy operation.3)Tech DataModelCY-JXRated Laser Output Power60WLaser ... -axis selective)Working Voltage220V/mono-phase/50Hz/60AMain Machine Power4KWCooling Machine Power2PCooling ModeAir cooling Laser spot welding machine