*KeyFeatures *Widely Compatible: VEVOR 10oz/300ml large-capacity caulking gun is not only suitable for acrylic acid, adhesives, butyl sealant caulking materials, but also compatible with most 280-300ml cartridges, making it capable of meeting a wide range of everyday caulking, filling, and sealing needs. *Electronic Anti-Drip Feature: Our cordless caulking gun is equipped with a user-friendly anti-drip function. When you release the trigger, it will automatically retract the plunger that preventing messy drips or spills from dripping out. This eliminates the hassle of cleaning up, and also allows for faster and better caulking results. *4-Speed Adjustable: Featuring 4 variable speed settings of 77-86mm/min, 115-121mm/min, 152-158 mm/min, 190-196mm/min, this 20V electric caulking gun provides precise control over caulk flow and dispensing speed. From delicate manual caulking to covering larger floor gaps, our electric caulk adhesive gun excels in efficiency and versatility. *Smooth and Efficient Dispensing: With a maximum thrust of 2646N/270kg and cooperating with the quality expandable spring, the cartridge caulking gun ensures smooth adhesive flow without clogging. Additionally, the specially designed LED light illuminates the dark corners, allowing for precise caulking. *Long-Lasting Battery Endurance: Equipped with a 2000mAh large capacity battery and a fast charger, this battery powered caulking gun can work continuously for up to 5 hours under no-load conditions and up to 4 hours under load. And the ergonomic handle ensures labor-saving operation, comfortable grip, and less hand fatigue. ******************************************************************************************************* *Specifications Item Model Number: Q0V-CX51-20 Rated Power: 20W Voltage: DC 20V 4-Gear Dispensing Speed: 77-86 mm/min; 115-121 mm/min; 152-158 mm/min; 190-196 mm/min Net Weight: 3.31 lbs / 1.5 kg Gross Weight: 3.86 lbs / 1.75 kg Product Dimensions: 15.75 x 2.95 x 9.84 in / 400 x 75 x 250 mm Battery Specifications: 2000mAh Capacity; 20V Voltage Charger Input: AC100-240V 1.0A Max Input Power Charger Output: DC21.5V Output Voltage; 1.5A Output Current ******************************************************************************************************* *Pakcage Content 1 x 10oz/300ml Electric Caulking Gun 1 x 2.0AH Battery 1 x Fast Charger 1 x Through Needle 1 x Instruction Manual