Diamond Moissanite Tester.Automatic Calibration,Gemstone Tester w/Reading&Accuracy,Jewelry Tester Tools,wi/ointer Board&Indicator Light

Gem Diamond Tester, Diamond Moissanite Tester with Pointer Plate and Indicator Light, Auto Calibration, Professional Reading for Identifying Diamond/Moissanite Features: 1. Auto Calibration 2. Clear and easy to read analog panel display 3. Portable tester can be used 4. Use Metal detection to identify common gemstone types Specifications: Product Name: Professional and Efficient Gem Tester Color: Black Technical Specifications Operating Temperature--18°C- 27°C (65°F- 80°F) Storage Temperature---10°C- 50°C(50°F-122°F) Power Supply: 3 AAA Batteries or AC Adapter (Batteries not included in the package) Battery Life: Alkaline batteries can be used continuously for 25 hours Standby Time: 5 minutes from the last measurement time Analog Display Size: 73.5mm X 44.0mm Weight: 295g Product Includes: 1 x Gem Diamond Tester (Batteries not included in the package)

• Power supply: This multifunctional device has various power sources, making it the perfect jewelry tester.
• Retractable probe tip: The thermal conductivity principle distinguishes diamonds, with automatic calibration function,can measure up to 0.01 carats.
• Precise and reliable test device: Professional diamond tester, designed for quick and easy differentiation of diamonds, moissanite and other artificial gemstones.
• SAFE: This diamond selection tester is designed for fast, accurate and safe diamond testing. No damage is done to the diamonds.
• Optimal efficiency: Our diamond test pen is designed for your efficiency and has an intuitive pointer panel so you can work quickly and efficiently.