The Vevor cordless caulking gun is designed for filling, sealing, and caulking tasks with a 20oz/600ml capacity and 20V power. It features 4 adjustable speed settings for better control across delicate and larger applications. The anti-drip function helps reduce mess by retracting the plunger when the trigger is released. A 2000mAh battery and fast charger support extended runtime for home improvement and professional projects. Its lightweight design and ergonomic handle make it easier to use over longer periods.