iGaging’s Origin Digital Caliper uses SUPER HIGH ACCURACY ABSOLUTE memory technology. It keeps track of its origin position once set. Whenever the digital caliper turned on, the easy-view large LCD displays the actual sensor position ready to start measuring. It’s not necessary to reset zero. The measuring speed is unlimited. Standard USB data output. High quality surface finish for extra smooth slider movement. USB cable available separately. Absolute encoding technology. Data output port (USB/SPC kit optional). ISO 9001 Certified manufacture. IP54: water drop and dust resistance. Inside & Outside measures. Premium quality by iGAGING. Always memorize origin zero. Meets DIN Standard 862. Quick measure at unlimited measuring speed. Hardened stainless steel. Precision lapping finish. Battery: 3V CR2032.