Features: Two transparent trays for weighing and also protecting the scale. Large stainless steel platform. Mini size and light weight, easy for carrying. High accuracy, reliable to use. Support tare weighing and counting function. Multiple weighing units: (g / ct / dwt / ozt / oz / gn). LCD display with back-light for easy reading. Auto zero-tracking. Over-load and low-power indication. Simple calibration (needing calibration weight). Auto power off. Specifications: Capacity / accuracy: 500g / 0.01g Units: g / ct / dwt / ozt / oz / gn Color: Silver Material: ABS plastic Auto off: 60 seconds Back-light: Blue Platform: Stainless steel Operation temperature: 10-30 Celsius degree / 50-86 Fahrenheit Power supply: 2 * AAA battery (not included) Platform size: 10 * 10cm / 3.9 * 3.9in (length * width) Small tray size: 10.5 * 10.5 * 0.8cm / 4.1 * 4.1 * 0.3in Large tray size: 11 * 13.1 * 2.2cm / 4.3 * 5.2 * 0.9in Scale size: 10.6 * 12.7 * 1.8cm / 4.2 * 5 * 0.7in Scale weight: 160g / 5.6oz Package size: 15.6 * 13 * 3.2cm / 6.1 * 5.1 * 1.3in Package weight: 265g / 9.3oz Package list: 1 * Platform Scale 1 * Small Tray 1 * Large Tray 1 * User Manual