NEWONE 12V CORDLESS PORTABLE RECIPROCATIN SAW WITH 12V MAX 2.0Ah LITHIUM –LON AND FAST CHARGER Only 12 inches and 3.11 pounds, which features a compact and light weight design for superior control and versatility in tight spaces or awkward angles. A powerful motor delivers 0-3,000 strokes per minute and a 1/2 inch stroke length for a smooth yet aggressive cut, Ideal for any home, including demolition, trimming trees, cutting PVC pipes, or completing DIY projects around the house. The stepless variable speed trigger allows for a controlled cut while a keyless quick-lock blade clamp offers fast and easy blade changes. Additional features include a built-in LED light and battery power indicator that displays the remaining capacity of battery. Press the switch Depress fully if you want the fastest cut or ease off a bit for slower ones. Just keep your trigger finger in good condition, and you are all set. The Safety button used with trigger together could avoid you from the accidental injury. Only when you put on the two button, can the saw move on to forbid touching hurt. There's no need for an Allen wrench or chuck key, blade can be changed easily just by rotating the chuck, the auto-lock clamp enables faster blade installation and removal as well as insures the firm and safety of blade. LED working light makes you can use it in dark environment. Battery indicator shows the capacity of battery power, reminding you of low power and charging. The 1 hour fast charger saves your charging time for continuous work. The USB interface on the charger can be used for mobile phone charging.