Integrated Bluetooth Technology offers output without the hassle of cables or antennas hanging from the indicator. Your USB port is all you need.Features:• Robust construction• Water and coolant resistant• Protection class IP-67• Repeatability: 2µm• Battery life: 10,000 hours of operation• Menu customizable with free software.• Wide range of functions (MIN/MAX/DELTA, TOL, Factor, Preset. Auto Off, etc)• Aluminum housing• Bezel rotates 270°• Large display with LED tolerance indicators.• Lifetime Warranty• Includes lug back*Image shown for representational purposes only