topway

Product description Specifications : Laser Lines: 12 Laser Wavelength: 515nm (green light) Horizontal / vertical leveling accurancy : ± 0.2 nm/m Automatic leveling range: ±3° Classification of waterproof: IP54 Battery working time: about 6 hours Battery: 2x2400mAh rechargeable lithium batteries Working temperature: -10?- 45...