This scale is a mini professional digital scale with 8 units of mg, g, oz, tl, dwt, gn, ozt and ct, designed for weighing gold, jewelry, powder or medicinal materials, etc. Features: - Wind-shelter Design: Prevent influencing the weighing accuracy by the interference of external environment. - Compact Size: One-hand handle, easy to carry - Three Modes of Power Supply: USB Plug-in Use/Use after USB Charging/Use with 2 * Battery(not included), more convenient. - Optional Capacity: 10g/20g/50g/100g capacity with 0.001g accuracy. - Weighing Accuracy: Accurate and professional digital milligram scale. - 8 units to switch: mg, g, oz, tl, dwt, gn, ozt and ct. Multifunctional scale for weighing gold, jewelry, powder or medicinal materials, etc. - Count and Tare: The count function gives you an accurate count and tare weighing function ensures a more precise result. -Adjustable Power-off: Auto Power-off after 60/120/180 seconds or manual shutdown. Specifications: Material: ABS Color: Silvery