Patented clutchable ball-screw transmission doubles tool’s efficiency. Li-ion battery with low self-discharge rate, no memory effect. Auto reverse function prevents flow from dripping. Speed control dial for better control of flow regulation. Speed control trigger for precise flow control. Auxiliary LED light helps under darkness. Safety lock prevents accidental start-up. Wrist strap for extra security protection. Ergonomically designed handle for the comfort of long hour use. ⚙️ Specification Capacity 400 ml/ 13.5 oz/ Cartridge, Sausage Voltage 7.2 V/ 1.5 Ah Performance 1.5A Max Force 450 KG No Load Speed 5.5 mm/sec
