SNDWAY SW-TM40 40m Digital Range Finder Laser Distance Meter Tape Multi-function Self-Locking Hand Tool Device

Features:
1. Laser digital display, breaking through the limitations of distance measurement
2. Ranging dual mode, measurement data display, coated manganese steel tape, automatic locking function, zero-point magnetic hook, multiple unit switching, front and back reference selection
3. The buckle fits and locks automatically; the self-locking device is easy to use and does not hurt your hands
4. Dustproof and waterproof, tough and strong coated manganese steel tape
5. High-definition backlight digital display, accurate to millimeters
6. Laser continuous measurement, real-time refresh data, suitable for non-planar ranging, continuous scanning real-time distance

Specifications:
1. Working Range: 40m
2. Distance measurement precision: +/-2mm
3. Measurement unit: Options meter(m), inch(in) and feet(ft)
4. Continuous measurement function: Yes
5. Volume measurement function: Yes
6. Laser level: II
7. Laser Type: 635nm,<1mW
8. Automatically cut off laser: 20s
9. Automatic shutdown: 150s
10. Storage Temperature: -20-60 degree C
11. Working Temperature: -0-40 degree C
12. Storage Humidity: 20%-80%RH
13. Battery: 1.5V 2*AAA (not included)
14. Battery Life: 8000 times for single measurement