1) Laser guided leveler projects 50 foot line
2) Built in level bubbles,
3) Reusable adhesive adheres to any surface, leaves no markes
4) Projects a perfectly straight line on any surface
5) 2 x AAA batteries (not include)
6) Size:10.3cm x 3.5cm x 6cm
7) Weight:3.96oz(112.1grams)with batteries and pins.
8) Accuracy:+/-0.55″@30feet(+/-1.4mm per meter)
9) Laser wave length:625~670mm
10) Housing: plastic
