Value+ DM29A-4 Distance Meter (0.05~40m)

Basic Functions: 

Measuring Range :  0.05~40m 

Accuracy:  ±2mm

Laser Sighting : Single Ilaser, output <1mW Class II, wavelength 620 ~690 nm

Meter/ Feet / Inch switchable    : Yes

Square Meter / Square Feet Switchable    : Yes

Special Features: 

Single Distance measurement: Yes

Continuous Distance measurement : Yes

MIN/MАХ: Yes

Area measurement : Yes

Volume measurement : Yes

Pythagoras calculation: Yes

Addition / Subtraction of measurements: Yes

Error Code Display: Yes

Reference Level Selection: Yes

Momery (No. of Readings): 99

Beeper signaling    : Yes

Horizontal Tilt display : Yes

Auto Calibration: Yes

Battery level indication : Yes

Auto Laser Off:  30s 

Auto Power Off : 180s

Powered By: 1.5V (AAA) x 2

Datasheet