Features:
High accuracy and wide measuring range up to 40m.
Quick measurement of distance, area and volume with one button operation.
Automatic calculation of area and volume.
Indirect measurement by Pythagorean theorem.
Min/Max distance tracking (display value).
Easy addition/subtraction of measurement.
Set up front / rear benchmark.
Switchable among metre (m), inch (in), feet (ft).
Easy targeting with bright laser pointer.
Large LCD with backlight.
Display illumination and multi-line display(4 lines).
Auto correction and error report technology.
Low battery indication.
Automatic / manual power off function.
Compact and handheld design, portable and convenient.
Widely used in construction and industries, especially in large areas such as rooms, apartments, buildings, real estates, factories, warehouses, etc.

Specifications:
Model:CP-40S Laser Distance Meter
Measuring range:0.05 to 40m 
Acurracy: ± 1mm 
Laser Type: Class 2 635mm <1mW
Storage: 20 Measurements
Units: m, ft, inch
Battery: 1.5V AAA * 2PCS(Not included)
BatteryLife Time: 4000 times of single measurements
Buzzer indicator: Yes
Storage temperature: -10~50(14°F~122°F)
Operation temperature: 0~40(32°F~104°F)
Size: 120 * 55 * 30mm
Net weight: 110g

Packing Includes:
1 * Laser Distance Meter
1 * Portable pouch
1 * Hanging rope