Description Function: 1. 2. Pocket design makes it more convenient to carry. 3. Large screen for easy reading. 4. It supports four vacuum units, over-range protection and zero setting. 5. Suitable for atmospheric environment (cannot be used for measurement in other environments such as refrigerants) Specification: Characteristics: 1. 2. Pocket projekt makes it more convenient to carry. 3. Large screen for easy reading. 4. It supports four vacuum units, over-range protection and zero setting. 5. Suitable for atmospheric environment (cannot be used for measurement in other environments such as refrigerants) Specification: Model: VMV-1 Maximum overload pressure: 14 psi/0,1 MPa Resolution: 0,01 ( Measurement accuracy: 2-100Pa (digits ± 5%) Operating temperature: 0-50°C (32-122℉) Units: Pa, mBar, mmhg, microns Refresh Rate: 0,5 seconds Interface: 1 * 7/16-20UNF Sensor: 1 * Pirani sensor Automatic shutdown: 10 minutes Backlight: 20 seconds Sound signal: 90 DB (closes after 10 seconds) Weight: approx. 409 g / 14,4 oz Size: approx. 14,5 * 6 * 3 cm / 5,7 * 2,4 * 1,2 inch Package List: 1 * digital vacuometer 1 * Three-Way Connection 1 * Extended Rod 1 * black bag