1、4 Variable Speeds: The caulking gun has 4 variable speeds, 77‑86mm/min, 115‑121mm/min, 152‑158mm/min and 190‑196mm/min, to meet different situations. 2、Easy Operation: When the glue rod is pushed, press the lock button and keep both hands to push the gun steadily, and then can quickly produce smooth glue. 3、With Lithium Battery: This cordless caulking gun is equipped with a 2000mAh lithium battery, which has long battery life and is suitable for long time operation. 4、Applicable Scope: This portable caulking gun is suitable for home renovation, kitchen stove repair, shower supplies installation, floor repair and caulking, etc. 5、High Efficiency: This electric caulking gun has a comfortable grip, easy and labor saving in operation, greatly improving the efficiency of caulking and repair. Item Type: Electric Caulking Gun Material: ABS Battery: 1 x 2000mAh Lithium Battery (with matching battery) 1 x Caulking Gun 1 x Battery 1 x Charger