Features: 1.Inside spring use pull out design,strong suction.2.Soft anti-skid handle,comfortable feeling.3.Can be operated by one-handed,not easy to make mistakes.4.Quick and easy for solder residue clearance.5.Powerful suction for solder removal. Descriptions: 1.This is a vacuum soldering iron desolder,quick and easy for solder residue clearance.2.With powerful suction for solder removal,can be operated by one-handed, not easy to make mistakes. Specifications: Color: Black + GreenBody Material: ABS Use method of tin sucker: 1. Press the piston of the tin sucker down until it is stuck. 2. Heat the solder joints with an electric soldering iron until the solder melts. 3. While removing the soldering iron, quickly paste the solder joint on the nozzle of the solder suction device and press the button of the solder suction device. 4. It cannot be sucked clean at one time, and can be operated repeatedly. Package Included: 1 * Desoldering Pump