Digital Distance Measuring Tape

Overview:
Large rang and tape measure.
Two modes, lock function and continus test.
LCD bright screen, two unit switching, 2mm accuracy. 

Specififcation:
Type: Infrared range finder
Model: lm40t
Measurement range: 0-40m
Accuracy: 2 (mm)
Working voltage: 1.5 * 2 (V)
Size: 86 * 50 * 80 (mm)
Application range: 0.2-40m

Package Content:
1 x Laser Ruler