887 Kada Portable Digital Hot Air Gun For Mobile Phone BGA Rework Station Hot Air Blower Hot Air Gun Desoldering Repair Tools. Hot air gun: working voltage:AC220-240V or AC100-130V Frequency:50Hz / 6OHz Output power:750W Temperature range:100°C~480°℃ Temperature stability:±2°℃ Air volume:150L/min (maximum)