1. Laser guided leveler projects 50-foot line 2. Built-in level bubbles, 3. Reusable adhesive adheres to any surface, leaves no marks 4. Projects a perfectly straight line on any surface 5. 2 x AAA batteries (not included) 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
