High Precision Portable Handheld Laser Distance Meter Aomaso Digital Laser Tape Measure with LCD Backlight Waterproof IP54 for Volume Area Pythagorean Continuous Measurement

Easy to use:
Easy addition / subtraction of measurement. Set up front / rear benchmark. Switchable among metre (m), inch (in), feet (ft).
Quick measurement of distance, area and volume with one button operation. Indirect measurement by Pythagorean theorem.
High precision automatic calculation of area and volume. Large LCD with backlight on this laser distance measure .
Digital Laser Distance Meter is intended to measure Lengths, widths, Height and Clearan

Unique and compact:
This laser measure features the handheld and uniquely design with a belt clip, weighing only 94g, so it takes less space than your bulky measuring tools and can easily fit into any bag

Specification: 
Measure range:0.05-60M 
Measure accuracy: ±2 mm 
Measuring units:m/in/ft 
Laser class:II 
Laser type:635nm,<1mW 
Automatic remediation:Yes 
Indirect Pythagoras measurement:Yes 
Area volume: Yes 
Addition Subtraction:Yes 
Continuous Measurement:Yes 
Min/Max Distance Tracking:Yes 
Beep indication:Yes
Add/substract: Yes 
Historical data:20
Battery type:Type AAA2x1.5V(included) 
Auto laser switch-off: After 35s 
Auto instrument switch-off: After 3 mins 
Weight: 94g

Package Including:
1 x Laser distance meter
1 x User's manual
1 x Portable bag
1 x Hand strap
2 x Battery