What's in the box:

High Precision Hand-held LCD Digital Dual-port Manometer Differential Air Pressure Gauges Tester with 12 Units of Measurement/20.68kPa/2.999psi (Black)

The LCD Digital Dual-port Manometer is widely applied for measuring the differential pressure of areas and pipes, wind velocity of pipeline.

Features:
Test the differential pressure of areas and pipes, wind velocity of pipeline.
LCD display with backlight for easy reading.
Max./Min./Average value measurement function.
12 selections of measuring unit: kPa, psi, kgcm2;, ozin2;, bar, mbar, inHg, mmHg, inH2O, ftH2O, cmH2O, Pa.
Automatic/manual power off function.
Low battery indication, calibration and data hold function.
Compact size and light weight, easy to operate and carry.
Applied on chemical industry, electrical industry, nuclear industry to measure the difference of air pressure.

Specifications:
Color: Black / White(Optional)
Material: ABS Plastic
Pressure Range: 2.999psi
Unit: kPa, psi, kgcm2;, ozin2;, bar, mbar, inHg, mmHg, inH2O, ftH2O, cmH2O, Pa
Accuracy: 0.3%FSO(at 25?)
Repeatability: 0.2% (Max0.5%FSO)
Linearity/Hysteresis: 0.29% FSO
Response Time: 0.5s
Over Range Indicator: Err0
Under Range Indicator: Err1
Operating Temperature: 0~50?(32~122?)
Storage Temperature: -10~60?(14~140?)
Power Supply: 1 * 9V Battery(Not Included)
Item Size: Approx. 16.1 * 6.8 * 2.8cm / 6.3 * 2.7 * 1.1in(L * W * H)
Item Weight: Approx. 148g / 5.2oz(Without Battery)
Package Size: Approx. 24.5 * 10 * 5cm / 9.6 * 3.9 * 2in(L * W * H)
Package Weight: Approx. 245g / 8.6oz

Package List:
1 * Manometer
2 * Plastic Pipes
1 * Metal Connector
1 * Bag
1 * User Manual(English)