instruction 1. High-precision straining resistance sensor  2.Standard weight auto calibration  3.Auto zero and auto off (after 60 seconds of inactivity) function  4.Full tare capacity 5.Bright-blue back light LCD display 6.Low battery and overload indication 7.Flip-up hard plastic cover protects the scale when not in use  8.Weighing modes: g/oz/gn/ct/ozt/dwt/tl;  9.Operation temperature: 10-30℃ (optimum)  10.Power supply: 2 x AAA Batteries  11.Product dimensions: 128(L) x 75(W) x 19(H)mm   5.03" X 2.95" X 0.74" 12.Color: black & silver

Package includes: Digital Scale 1000g x1 AAA battery x2