Portable mini ultrasonic distance meter with water level, ultrasonic tape measure

New tape measure shaped Ultrasonic Distance Meter with Laser Pointer and water level CP-3010

Specifications:
Color: yellow
With laser point aiming and water level
Foot/meter function button
LCD screen on a luminous background
Auto stop: switches off if you do not press any key for 4 minutes
Correction of errors: the distance measured indicates that a distance measured is either too long or too short
Accuracy: ±0.5%
Frequency: 40kHz (ultrasonic pickup)
Working temperature: 0 to 43°C
Range: 0.91 to 15m
Dimensions (H-P-l): 70 x 70 x 32mm
Weight (without battery): 0.06kg
Laser beam: 1mW (mW = milliwatt)
Wavelength: 650Nm (Nm = nano-meter)
Postage: 1 x ultrasonic distance meter
1 x instruction manual