Technical Data:

Working Range? ? ? ? ? ? ? ? ? ? : 130ft(40m) Indoor , 230ft (70m) Working Range with Receiver
Accuracy? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? :? ?1/4 in @ 100 ft (2mm @ 10m

Self-levelling Range? ? ? ? ? ? ?: ?3?

Laser Class/ Wavelength? ?:? Class II
Green Line: 510-540nm
Plumb Dot: 650nm

Waterproof/ Dust proof? ? ?: IP54

Power Supply? ? ? ? ? ? ? ? ? ? ? : 3.7V Li-ion Battery/ 4 X AA Batteries/? ?DC Charger

Operating Temperature? ? : 14? F / -10? C ~ 104? F / 40? C

Incline Mode? ? ? ? ? ? ? ? ? ? ? ? : Transport Lock & Individually Shift-able Function
Out-of-level-indication? ? ? : Optical Signal And Audio Alert
Tripod Thread? ? ? ? ? ? ? ? ? ? ? : 5/8″