4 adjustable speeds - 20 V battery cartridge gun with adjustable thrust speed between 0 and 196 mm/min. The variable trigger also controls the flow rate, it is well balanced and very easy to control the flow and amount of adhesive.Saves time and labor - Compared to conventional cartridge presses, which usually require strong pressure, which can lead to pain or muscle soreness. The battery cartridge gun is equipped with an automatic reset system. When you release the trigger, the toggle switch is automatically reset, preventing excess adhesive from slipping off and keeping your arms comfortable while working.Highest precision like a professional: the constant pressure ensures an even joint flow. With the speed controller, you can adjust the ejection rate between 1 mm and 4 mm per second to achieve excellent filling results.Extra long battery life - The batteries last up to 300 minutes and up to 240 minutes under load. Our presses are also compatible with rechargeable batteries and come with a charger, so you can sit back and enjoy the joy of caulking.Versatile use: the cordless cartridge gun is suitable for applying glass glue, sealant, grout etc. It is suitable for sealing, filling, caulking and insulating small joints in balcony doors, windows, bathtubs, air conditioning openings and other requirements.Battery cartridge press, electric cartridge press, 4 levels flow, adjustable speed, including 2000 mAh batteries and charger, silicone syringe electric for sealing, filling, sealingPackage includes1 x Electric Cartridge Press1 x EU Adapter1 x Manual1 x Battery Notes:Please allow slight dimension difference due to different manual measurement.Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding.