Functions: ON/OFF. Origin Setting. Data output and SPC Digimatic Output. Inch/mm conversion (for Inch/Metric models). ± Direction Changeover. Error alarm. Low battery alarm. Features: Compact and economical design. Provided with a data output port for connection with the SPC system. Power supply: One SR-44 battery (541980). Operating temperature: 0°C - 40°C. Membrane sealed face helps keep out contaminants. Measuring Force: (Downward): 1.8N or Less. Standard Accessories: Lifting Lever (137693). Silver-Oxide Cell SR-44 (541980). Protection Level: IP-42. Battery life: 20,000 hrs. Stem Diameter: .375"