Product Description Transparent case for protection / weighing Manual reset, tare function / unit conversion / count Blue backlight Different weight units: g, oz, ozt, dwt, ct, gn Auto power off time: 1 minute Operating temperature: 0C-40C (32F-104F) 1. Accurate digital milligram scale: This accurate digital milligram scale can weigh up to 50 grams with a high-precision sensor system. This scale has thousandths of a gram accuracy (0.001 g), so it is extremely precise 2. Widely used: This smart scale can be used for various measurements. The LCD screen will display readings in gozoztdwtctgn. This gram scale can weigh gold, powder, medicine or anything else for accurate cooking like jewelry scale, laboratory scale, diamond scale and carat scale weight of a bowl or container). The PCS function gives you an accurate count and the hold function locks the weight readings. Auto off, the digital scale can be automatically shut down after 180 seconds with the intelligent design 4. Premium Digital Jewelry Scale: The folding protection protects the delicate weighing surface. We included ONE Smart with a calibration weight of 50g. You may experience inaccuracies in your digital scale throughout your use 5. Products include 2: 2 x AAA batteries, 1 x tweezers, 1 x calibration weight and 1 x weighing pan