Manufacturer Dinesh high vacuum engineering Select Model AI-DPHG-011 / AI-DHPG-210 Digital Pirani Gauge, AI-DPRG-015 / AI-DPRG-01 Pirani Gauge with Dual Gauge Head, AI-DPRG-1GH-SP / AI-DHPC-011S Pirani Gauge with Set Point Controller Range 999 mBar to 0.001 mBar ( 1 Micron ) Accuracy_1 ±10% on Full Scale Display 4 Digits Auto-Ranging, 0.5” High Display Red Color 7 Segment Type Relay Output Relay Set Point available only on Model DHPC-011S ( 1 Set of NO/CO/NC) Power Supply 230 VAC , 50 Hz., Single Phase Accessories KF 10 Flange, KF 10 Clamp, O Ring , Mains Chord Supply scope for AI-DPRG-015 / AI-DPRG-01 Pirani Gauge with Dual Gauge Head 1 unit of Pirani gauge, 2 unit of gauge head, 2 unit of KF clamp, 2 unit of the flange, 2 unit of O-ring, 1 unit of the power cord Supply Scope for AI-DPHG-011 / AI-DHPG-210 Digital Pirani Gauge 1 unit of Pirani gauge, 1 unit of gauge head, 1 unit of KF clamp, 1 unit of the flange, 1 unit of O-ring, 1 unit of the power cord Supply scope for AI-DPRG-1GH-SP / AI-DHPC-011S Pirani Gauge with Set Point Controller 1 unit of Pirani gauge, 1 unit of gauge head, 1 unit of KF clamp, 1 unit of the flange, 1 unit of O-ring, 1 unit of the power cord Calibration Provided alongwith and valid for 1 year, traceable to National Standards. Note Since Vacuum Gauge is fragile & amp; it is prone to fail at Vacuum lesser than 10 ¯³ Warranty 1 Year Manufacturing Warranty Weight 1500 Grams