Nastro laser 2 in 1 misura 131 piedi ricaricabile strumento di misura laser interruttore unità
The laser is automatically turned off (after 30 seconds), the power is automatically turned off (after 3 minutes). Magnet claw design. Waterproof and dustproof performance: IP54. Laser class: Class 2, <1 mW, 630-670 nm.