Features:
1.Convenient to use and carry
2.High accuracy and wide measuring
3.Quick measurement of distance
4.Measure distance from 2 feet to 60 feet
5.Multiplication & addition calculation
6. Area, volume, addition, subtraction calculation.
7.Switchable among metre(m),feet (ft)
8.Large LCD with backlight fuction
9. Auto OFF: switches off if you do not press any key for about 1 min.

Specification :
Maximum Accumulative Measure Distance : 180 M
Maximum Measure Square : 18M x 18M
Maximum Measure Cube : 1800 Stere
Measure Error: 0.001
Accuracy: ±0.5%
Resolution: 0.01M or 1/2 Inch.
Measuring range: 2-60ft (0.55-18m)
Power Supporting: 1 x 9V Alkaline Battery (not included)
Frequency: 40kHz.
Operation Temperature: 0℃~43℃(32℉~109.4℉)
Size: 150mm x 70mm x 30mm.
Weight(without battery): 108g

Package Includes :
1 x Ultrasonic Diastimeter
1 x English Manual

• High accuracy and wide measuring: Measure distance from 2 feet to 60 feet & Accuracy: 0.5%+1 digit (2-60ft)
• Multi function: Large LCD Backlight Function & Auto OFF Function
• Multi Measurement Modes: Area measurement, Volume measurement, Addition/Subtraction, Multiplication
• Working frequency: 40KHz & Operation Temperature: 0℃~43℃(32℉~109.4℉)
• Package Included: 1 x Ultrasonic Diastimeter & 1 x English Manual & Power supply: 1 x 9v Alkaline Battery (battery not included)

High accuracy and wide measuring: Measure distance from 2 feet to 60 feet & Accuracy: 0.5%+1 digit (2-60ft)GOCHANGE