Feature:100% Brand new and high quality.Made of extra strong carbon fiber composites、 lightweight and durable.Specification and function: Measureing range: 0-150mm (0-6 inches).Resolution: 0.1mm (0.01 inch)Accuracy: ＼0.2mm/0.01\" Maximum measuring speed: 1.5m/sec (60inch/sec)Measuring system: Non-contact linear CAP measuring systemDisplay: LCD display、 4 digits character.Power: SR44/LR44 1.55vOperating Temperature: 0~40Storage Temperature: -20~70Influence of humidity: not important within 80% humidity.