FOUR ADJUSTABLE SPEEDS: The electric silicone gun has four speeds, and the thrust speed can be adjusted from 0 to 196mm/min. The variable trigger can also control the flow rate, and the corresponding flow rate can be selected according to different needs, which can better control the glue flow rate. AUTOMATIC REBOUND DESIGN: Cordless cartridge gun when the trigger is released, the rocker switch will automatically rebound to prevent the glue from slipping, saving materials and keeping it clean. Anti-rebound technology saves time and effort. For use with 10oz/300ml sealant. LED LIGHT DESIGN: The electric glue gun is equipped with a 450 lumen LED light to provide illumination in dark environments. Ensure that caulking work is carried out normally at night. UNIFORM FLOW: Uniform flow control and the quick-release plunger load the cartridge, making it an excellent choice as a caulking tool. Complete your caulking job smoothly without wasting glue. WIDE RANGE OF USES: Suitable for applying glass glue, caulking, sealants, etc. Use with 10oz/300ml sealant. Widely used for filling, sealing and repairing narrow gaps such as walls, windows, balcony doors and windows, shower/sink accessories, etc.