describe Colour: Black Dimensions: 18.2 x 7.3 x 2.2 cm (L x W x H) Power supply: 2 x 1.5v zinc manganese dry cell AAA batteries (not included) Load capacity: 50kg, d=10g Error range: 5~10d Weighing unit: Kg, Lb, JIN, OZ ( 1kg=2.2Lb=2JIN=35oz ) Display: LCD display With tare function Wide LCD display for easy reading low power consumption, low battery The scale automatically turns off when not in use to save power. Press and hold the TARE button for 2-3 seconds to turn the lock on or off. notes: 1. Need to lift the item on the hook slowly and keep it steady. If not, the digital scale will hold a different number each time it is lifted. 2. The electronic scale is a low-power electronic product, and the Ni-MH AAA battery (rechargeable battery) cannot turn on the electronic scale. Package Included: 1 x 50kg digital scale