Specifications: Item Type: Digital Manometer Material: ABS + Metal Pressure Range: ±2.413bar Unit: mmHg, inHg, ftH?O, cmH?O, inH?O, KPa, mbar, bar, psi, Kgcm2 and ozin2 Accuracy: ±0.3% FS Linearity or Hysteresis: ±0.1%FS Maximum Pressure Limit: 241.3kpa(Exceeding the will damage the product) Repeatability Error: ±0.25%FS Pressure Connector: x 1/8in (3.18 mm) quick connector Working Temperature: 0℃ - 40℃ Storage Temperature Range: -10℃ - 60℃ Over Prompt: Er(Please stop using when this prompt appears, over will damage the product.) Battery Model: 9V 6F22 (not included battery) Applicable: For the auto repair industry to detect intake manifold vacuum, test the brake vacuum pump, pipe, waste valve, crankcase, gas pipe, conditioning ventilation system and other components of the pressure. Package List x Digital Manometer x Hose x Rubber Head x Metal Adapter x Manual x Storage Box