Features:*100% Brand New and High Quality*Scope of application: Tin removal*Length: approx. 200mm/7.87''*Material: aluminum and plastic*Color: GoldOperation Manual1. Put the tin suctioner piston downward pressure to get stuck.2. Heating solder joints to solder melting with electric soldering iron.3. Remove the iron and quickly put the tin suctioner resistance paste solder, solder sucker and press the button. 4. If It is not clean at one time and can be repeated many times.Using skills1. To ensure good solder sucker piston seal. Before electricity, with your fingers to plug hole solder sucker head, solder sucker head to press the button, if the piston is not easy to into place, that the seal is good.2. The aperture tin suctioner heads are of different sizes, select the appropriate specifications.3. Tin suctioner head wears, should replace the new one.4. Solder paste is dipped in a little bit of rosin before contact with solder to improve solder fluidity.5. Head contact pads are slightly longer, when solder melts, the solder joint pin as the center, then hand out in a clockwise direction to draw a circle, and then press the button tin suctioner.Warm Atten1.Please kindly make dispute for us to make refund or resend if not get your order on time to protect your benifit before make negative feedback.2.By ordinary or economic airmail way cant track outside of China.3.If like quickest way to get your order,please kindly choose Aliexpress Standard Airmail.Thanks!Package Contents:3*Pump Solder