Asimeto 7305122 0-12" x 0.0005" IP67 Coolant Proof Absolute Digital Calipers. Metal housing design will allow the caliper to be used in normal workshop conditions and is resistant to coolant, water, dust, and oil. Provided with thumb wheel for ease of use. Automatic power On/Off for battery conservation. Comes with batter, screwdriver, warranty card, calibration certificate, instruction manual.