... battery to the machine artificially, step the foot push,testing molds auto go down, if unqualified,alarm will sound and give out ... light and moved out artificially,if ... Power:AV220V,50HZ,1KWTest time:0-99s,Size(L*W*H):520*800*1800mmWeight:180Kg XLZ-400TC Fully automatic welding non-destructive testing machine