Capacity: 50KG/110LB,Graduation: 50G/0.1LB,Unit: KG/LB. With 1.4" LCD display,room temperature display,easy to read weight unit. Zero and tare function,low battery/overload indication. With rubber painted handle,portable design,easy to use,travel essential. Material: Plastic,Steel, Data Lock: If the cargo is stable,the data is locked and displayed on the LCD HOLD Small and incredibly light (175 grams) You can put it directly in your pocket,very convenient Do not hit the luggage scale violently or roughly Auto- OFF The luggage scale automatically turns off 30 seconds after weighing If you want to manually turn off the luggage scale,you can press ON / TARE for 2 seconds to turn it off. With strap: The luggage scale has a strap,this structure makes weighing easier Tare function: When using the container,you should hang the container on the belt first,press the ON/TARE button to reset 0 g,and then put the cargo into the container. You can get the net weight of the goods. 2 AAA Batteries: If you don't use the luggage scale for a long time,please remove the batteries from the battery range to avoid leakage and damage to the circuit (batteries are not included). Weighing steps: After starting the machine,hang the goods on the belt and display the data. When weighing,the total weight of the cargo (including the container) must not exceed the maximum capacity. Once the total weight exceeds the maximum capacity,the scale will display "Err". You should remove the goods immediately to avoid damage to the scale. You should first hang the container on the belt,press the ON/TARE button to reset 0 g,and then put the cargo in the container. You can get the net weight of the goods.