1. Open the back cover and install the battery correctly. Press the "Z/T" button; the screen will display "1888", turn on after 2 seconds, and the screen will default to 0.00KG. 2. Press the "UNIT" key to switch the weighing unit between KG, LB, and C, F to select the desired unit. 3. Hang the item on the hook, hold the handle with your hand, keep the scale vertical and stable. When the red indicator light is on, the value displayed on the screen is the weight of the item. 4. In the weighing state, if the screen displays "H", the lock function is activated. Press the "On/Off" key again; if the screen displays "T", the lock function is deactivated, suitable for continuous and rapid weighing. [Button functions:] 1. Z/T: Press this key to turn the device on or off. After weighing, press this key to reset the reading to zero (tare) or enable digital lock. 2. UNIT: Press this key to switch the unit between KG, LB, g, and oz. Silver Type (kg, g, lb, oz) 1. This key turns the device on or off. Unit switching is available when powered on. Features a 10-second data hold function for easy reading. 2. Convenient tare function. After weighing, press this key to reset the reading to zero (tare) or enable digital lock. 3. Compact pocket size, portable for luggage weighing, shopping, fishing, and other household uses. Max capacity: 110 lb / 50 kg Graduation: 0.02 lb / 10 g Backlight: Green Battery: 1 x 3V CR2032 Battery (Not included) Color: Silver Material: ABS Size: 15 x 3 x 5.5 cm Package Contents: 1 x Portable scale Note: Light reflection and different display settings may cause slight color variations between the image and the actual item. Measurement error allowance is +/- 1-3 cm.