NIUNIU Product Description Power Supply: 2 Aaa Batteries (Aaa X 2) 2. Stand-Alone Size: 7.6*12.8*2Cm 3. Weighing Platform Size: 6.3*7.5Cm 4. Screen Size: 34.8*48.0*1.1Mm 5. Lcd Display: 5-Digit Lcd 6. Displayable Unit: G / Oz / Ozt / Dwt / Ct / Gn 7. Product Weight: 105G 8. High Quality Blue Backlight Display, Operating Temperature 10-30 1. [Usb Charging Function] - The Kitchen Scale Is Environmentally Friendly Made, Comes With A Usb Charging Cable. The Battery Warning On The Lcd Keeps Flashing When The Usb Charger Is Plugged In And Charged Normally. The Symbol Flashes: Charge. The SymbolDisappears, The Backlight Comes On: Full Charge. 2. [Premium Food Grade] - Stainless Steel Surface, And Comes With Abs Plastic Trays, More Safe To Use. 3. [6 Weighing Units Convert] - Accurate Measurements On A Precision Scale. Large Lcd Display, Display Unit: G / Oz / Ozt / Dwt / Ct / Gn. Wide Range Of Applications: Food, Jewelry, Milk, Medicine, Cereal, Etc. 4. [Multi-Function Kitchen Scale] - This Digital Scale Is Equipped With High-Sensitivity Gravity Sensor And Tare Function, Making The Displayed Weight More Accurate. The High Contrast Display With Led Backlight Makes It Easy To Read Even In The Dark.Plus , The 60S Auto Shut-Off Feature Helps Save Power, Or Press And Hold For 5 Seconds To Shut Down.