Features MEET YOUR VARIOUS NEEDS:Fast response speeds of 3m/s, no overspeed error occurred. It is used to be equipped with various industrial towers and to upgrade the old tower. THOUGHTFUL DESIGN: The screen has a magnet on the back, which can be attached to the iron and is more convenient to use. Make your life easier: Convenient remote LCD display for reading and use. The design is novel and has strong anti-interference ability. Strong universal: This digital reading kit can be installed on a variety of wood and metal machines allowing conversion to digital reading. EXCELLENT AFTER SALE SERVICE: We care about every customer's feelings. If this product does not meet your expectations, please feel free to contact us. We will try our best to serve you. Features: Measuring range: 0-300mm Accuracy: ±0.06 Total length: 43.8 cm/17.2 inches. Battery: 2 x 3V CR2032 buttons (not included). Weight: 354 g Buttons: ON/OFF: power switch button ABS: relative measurement and absolute measurement conversion mm/in: standard conversion to millimeters and inches ZERO: data reset (zero) to any position TOGETHER: In the imperial standard measurement state, each time the button is pressed, the resolution of the fractional part is switched between 1/32.1/64.1/128. Package includes: 1 x Digital Reading Kit (Batteries are not included) 1 set x mounting accessories. Package List