* Dimension: 160mm(h) x 83mm(w) x 38mm(d)
* Weight: approx. 355g (including battery)
* Battery: 1.5vx4pc aaa size(included)
* Measurement rate: 1.5 times/second
* Operating environment: 0°c to 50°c at<80% r.h.
* Storage environment: -20°c to 60°c, 0 to 70% r.h. With battery removed from meter
* Accuracy: stated accuracy at 23°c±5°c, <75% r.h.
* Pressure range: 29" hg to 0 to 500 psi
    74 cmhg to 0 to 4000kpa
    0 to 200 psi: ±1 psi
    0 to 1378 kpa: ±7 kpa
    200 to 500 psi: ±0.3%+1 psi
    1378 to 4000 kpa: ±0.3%+7 kpa
* Accessory: usb cable
    12vdc adaptor (option)
* Hvac application
* Hvac efficiency maintenance
* Optimal superheat & subcooling adjustment