Features High Temperature Quenching: Our electronic digital display caliper adopts high temperature quenching process, not easy to deformation, strong and durable. Large Screen LCD: This electronic digital display caliper adopts large screen digital display LCD, clear and more convenient when reading. Unit Switch: This electronic digital display caliper can do metric system, imperial system two display units a key switch, so that you use according to the actual situation. Accurate Scale: Our electronic digital display caliper has accurate scale, the scale body adopts laser engraved line recessed design scale, and anti wear. Stainless Steel Material: Electronic digital display caliper is made of stainless steel with exquisite craftsmanship. Equipped with 2 LR44 button batteries, power supply lasting and effective. Specification: Item Type: Electronic Digital Display Caliper Material: Stainless steel Measuring Range: 0 to 150mm Measuring Accuracy: ±0.02mm Matching Battery: 2 x LR44 180mAh button cell batteries (shipped with matching battery) Power Supply: 1 x LR44 button cell Package List:1 x Digimatic Caliper 2 x Button Cell1 x User Manual1 x Storage Box Package List 1 x Digimatic Caliper 2 x Button Cell 1 x User Manual 1 x Storage Box