A remarkable designed Gemstone Tester with stone type estimator on a large display for smoothly and seamlessly testing of your precious stones. Integrated with a new auto-calibration feature for maintaining its testing accuracy.The SmartPro Gem-Eye-I was developed to distinguish between diamond and its other simulants using the principles of thermal conductivity. It has been passed to our factory quality control to reach its reliable reading under proper use.*Bluetooth Ready Device to connect on Smartpro Mobile App. Features Auto-calibration before testing High-efficiency gem tester A retractable thermoelectric probe tip Industry’s thinnest probe tip (0.48mm) for testing stones as small as 0.01ct LED light indicators Bluetooth ready to connect on Smartpro mobile application Metal alert LEDs with buzzer sound to ensure that probe tip is in contact with gemstone during testing Easy-to-read large analog panel display No waiting time between tests Built-in diamond and simulant test discs for reference Benefits Identifies types of common gemstones with metal detecting Easy Auto Calibration Simple and easy to use Bluetooth Ready with Mobile App Enhanced accuracy and consistency Enhanced functionality and usability Clear and readable analog panel display for ease of reading measurements A portable tester that can be used anywhere Power Source 3 x AAA batteries SmartPro Power Adaptor Dimensions and Weight Length: 130 mm Width: 100 mm Height: 97 mm Weight: 270 g Included Accessories SmartPro Gem-Eye I Probe pen AC adapter User manual book Warranty card Protective carry case Probe tip oxidation sheet Stone Tray with round glass Operating Conditions Operating temperature: 18°C- 27°C (65°F- 80°F) Storage temperature: 10°C- 50°C (50°F-122°F) Technical Specifications Weight: 295g Body Color: Black Power: 3 x AAA batteries or AC Adapter Battery Life: Up to 2.5 hours of continuous use based on alkaline batteries Standby Time: 5 mins from the last measurement Analog Display size: 73.5 mm x 44.0 mm Operating temperature: 18°C-27°C (65°F-80°F) Storage temperature: 10°C- 50°C (50°F-122°F) SKU: 56.926 UPC: 196943953494 Brand: SmartPro MPN: 56.926 Micro-Tools makes every attempt to provide accurate information for each item. Actual packaging and/or specifications may be slightly different from the information and picture provided.G024G