ITEM NAME:Portable Precise Digital Thickness Gauge Meter Metal Tester Micrometer 0 to Z5K3 Portable Precise Digital Thickness Gauge Meter Metal Tester Micrometer 0 to Z5K3 Down measuring surface ON/OFF switch(Battery not included) Metric / Inch system interchange at any position With data output interface Product Description Quantity:1pc Size: approx. 95mmx40mmx20mm/3.7''x1.57''x0.78'' (LxWxH) Color: Grey + Black Specifications: Resolution: 0.01mm/0.0004" Measuring Range: 0-12.7mm/5" Power: One button battery (SR44/LR44) with work voltage 1.5V Operating temperature : 0℃ - 40℃ Storage temperature :-20℃ - 70℃ Relative humidity: ≠¤ 80% Package includes: 1PC X Portable Precise Digital Thickness Gauge Meter Tester Micrometer 0 to 12.7mm Material: Plastic digital module, Stainless steel measuring head.Size: approx. 95mmx40mmx20mm/3.7"x1.57"x0.78" (LxWxH). Relative humidity: ≠¤ 80%. Storage temperature :-20℃ - 70℃.