Features: Compact Ergonomic Design& Portable. The instrument is an excellent measuring instrument with liquid crystal display and a back light source. Backlight Digital Display. Large overview backlit LCD, digits shows clearly and backlight supported The user readings in easy. single hand operation with overload for protection and low battery indication. For professional, factory, school, enthusiasts, family use, etc.it is an for ideal multi-functional Tester. Powered By 2 x 1.5V AAA batteries(Not Included) Specifications: Automatic measurement and manual measurement Overload for protection The maximum voltage allowed between the measuring terminal and earth：600V for DC or 600V AC Display：LCD Maximum：5999 display Polar indication：Automatic indicator Sampling time: about 3 times / sec Display unit and power display Automatic power off：10Minutes Open Jaw is 25mm; test Line OD less than23mm Power：DC current 3V； Battery type：1.5V AAA Battery voltage indication：LCD Symbol Temperature coefficient：less 0.1 operating temperature：18℃ ～ 28℃ Storage temperature：-10℃ ～ 50℃ Size：184.0×66.0×32.5mm Package Includes: 1 pcs clamp meter 2 pcs Test lead wire 1 pcs thermocouple 1 pcs manual 1 pcs storage bag 1 pcs packing (according to the choice). note: Please allow 0-1cm error due to manual measurement. Make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!