TestHelper SW-T40 7 Key 40M/131ft/1575in Laser Distance Meter Range Finder Measure Diastimeter (0.05 to 40m)

Feature:
Instant measurement of distance, area & volume with one button operation: YES
Wide measuring range: YES
Automatic calculation of Area and Volume: YES
Indirect measurement by Pythagorean Theorem: YES
Single/Continous measurement: YES
Max/Min distance tracking (display value): YES
Easy Addition/ Subtraction of measurement: YES
Set up front / rear benchmark: YES
Selectable meter(m), inch(in) and feet(ft): YES
Data store/ recall function: YES
Data Hold / Data clear function: YES
Air Bubble Level: YES, Included
Easy targeting with bright laser pointer: YES
Large LCD with backlight and multi-line display (4 lines): YES
Auto correction and error report technology: YES
Buzzer indication: YES
Battery status Indication: YES
IP54 protection (dust & splash proof): YES
Auto / Manual power off function: YES
Multifunction with intelligent calculation: YES
Compact & handy design: YES
CE, ROHS, FCC certificate: YES

Specifications:
Measuring range:40m (131ft)
Acurracy:+/-2mm (0.079inch)
Laser class: Class II
Laser maximum output: <1Mw
Dust & Splash proof: IP 54
Laser Auto off: 20S
Power Auto off: 150S
Operation temperature: 0~40℃(32~104F)
Storage temperature: -20~60℃ (14~140F)
Power supply:2 x 1.5V AAA battery（Not include）
Dimension: 112*50*25mm (4.41 x 1.97 x 0.99inch)
Weight: approx 250g

Package Content:
1 * Laser Distance Meter SW-T40
1 * Portable pouch
1 * Hanging rope
1 * User manual
1 * Retail box