Product Description: Package includes 1 * deodorization pump 2 * soldering wick 1.5M x 2.0mm 2 * soldering wick 1.5M x 2.5mm 2 * soldering wick 1.5M x 3.0mm Desoldering pump Material: ABS Length: 206 mm Diameter: 20mm How to use the 1: Press the plunger until it is locked with the suction cup. 2: Heat the solder until it becomes liquid. 3: Place the solder sucker near the liquid, then press the button. 4: Repeat this process if necessary Soldering wick Material: Copper with rosin Wideth: 2.0mm / 2.5mm / 3.0mm Length: 1.5 m Diameter: 55mm How to use 1: Place the wick on the solder you want to remove. 2: Heat the wick and solder surface to the iron to solder. 3: Remove the wick once the solder is absorbed. 4: Cut the wick you used, repeat this process if necessary. High efficiency solder sucker - the desoldering pump is designed with double opening double ring and "empty" button, you can simply cock it and press the trigger with one hand to effectively remove solder from the solder printed circuit board Soldering wick with copper and rosin - 6 pieces of solder braid in 3 sizes, 2.0 mm / 2.5 mm / 3.0 mm wide, 1.5 m long, 2 pieces per size, geometrically precise weave, can be used to clean the spare solder on the pin away to avoid short circuit, meet your different soldering needs Solder Sucker high quality - the desoldering pump is designed with ABS body, non-slip sponge and nylon nozzle. High quality ABS, which makes the soldering sucker delicate and durable, the sponge can absorb static electricity, sweat and heat, the nylon nozzle can withstand high temperatures, so it can be used for a long time 7 in 1 Solder Removal Tool - 1 solder sucker and 6 solder wicks in 3 sizes, multiple choice electronics kit, the desoldering wick absorbs the solder and the desoldering pump removes it quickly Wide application - the Solder Wick & Solder Pump can be used to correct errors with small boards on PCBs, remove relays and other components from circuit boards, resolder mechanical keyboard switches , desoldering old wire from devices, desoldering computer parts such as a motherboard, clean alloy on smd components and so on