Features: High-precision straining resistance sensor Auto calibration Auto zero Auto off Full tare capacity Backlit LCD display Low battery and overload indication Key :ON/OFF,MODE,TARE Specifications: Unites:g/oz/gn/ct/ozt/dwt Power supply: 2 x AAA (included) Product dimensions:103*74*20mm Plat Dimensions:55*60mm Capability - 200g Accuracy - 0.01g