NEXT-SHINE HD05 Digital Milligram Scale 200g X 0.01g High Precision Personal Pocket Size Back-lit Display Portable Stealth - 4.7 inch palm size touch screen, ultra lightweight design. High Precision - new upgrade mini palm sensor, precision up to 0.01g while maximum range 200g. Multi-Functions (Units) - realize one key switch different units, use at will among g/ oz/ ozt/ dwt/ ct/ gn. Intelligent Power Saving - automatic power off when 60 seconds without any operation. (Note: package not included 2 AAA batteries.) Brand Promise - 30 days unconditional return, 2 years warranty, lifelong after-sales service from NEXT-SHINE.