[USB Power Supply]: The scales came with USB rechargeable. They are well made, and they measure accurately. Nice slim design allows you to easily slip this away in a small space when not in use. With a energy-saving auto off function, and low battery and overload indication. [Tare Design]: Display is digital and clear ,has an easy tare function and auto off feature to save battery. The tare function allows you to zero the scales for the container you are using, and can also be used to weigh multiple ingredients into the same bowl, saving time. [Backlight Display]: Features a clear and large LCD display with white back-light, you can get the accurate readout easily. [7 Different Measurement]: The mini food scale includes all the necessary unit measurements for easy weight lations, convert measurement between in g/oz/ct/gn/tl/ozt/dwt in seconds. Convenient for you to choose the proper unit by pressing the mode button. [Smarter Design]: Tare function for net determination and Auto-off after 60 seconds of inactivity, which helps to preserve battery power and efficiency. Colour: black + silver Material: stainless steel Size: 139x71x24mm Package Contents: 1 * Digital Kitchen Scale(tray Included) 1 * USB Cable 1 * Use Manual Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Note: Please allow 1-3 mm error/1-3g weight error and actual product color may vary due to lighting conditions.