1Pcs +/- 2.999 Psi Digital Handheld Manometer +/- 83 Wc HVAC Gas Pressure Tester Differential Dual P

Range: +\/- 2.999 psi \/ 83 w.c. - Repeatability +\/- 0.2% (MAX +\/- 0.5%),Working temperature 32~122; Maximums withstand pressure: 50 KPa.Long Battery Use - Manometer can 24-h use to 15 days, 4\/5 months intermittent use;Upgraded 3.7V 110mAh Rechargeablelithium battery; Pressure gauge battery more stable and DC charging possible. So there is no need to replace disposable batteries or rechargeable batteries.Sweat-Resistant Handheld Design - The Multifunctional Pressure Gauge made of high-quality materials keeps your gauge from accidentally slipping under high temperatures.Large LCD Screen & Automatic Power Off - Switchable backlight works even in poor lighting conditions. An automatic power-off feature extends battery life and power efficiency.12 Units & Multi-Scenario Use - InH2O, Psi, Mbar, kPa, inHg, mmHg, ozin2, FtH2O, cmH2O, KGCM2, Bar, Pa, meter application for multiple scenarios.Colour: as shownMaterial: plasticSize: 18.01 x 10.39 x 4.39 cmPackage Contents:1 * ManometerOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.