About Type A (kg,lb) 2 units switch: [Key description] 1. Z/T: Pre this key to turn on/off, pre this key after weighing to make the reading zero/tare digital lock, 2. UNIT: Pre this key to switch the unit between KG, LB and C, F [Instructions for use] 1. Open the back cover, install the battery correctly, pre the "Z/T" button, the screen will display "1888, turn on after 2 seconds, and the screen will display 0.00KG by default. 2. Pre the "UN and T" key to switch the weighing unit between KG, LB and C, F to select the weighing unit you want to use. 3. Hang the item on the hook, hold the handle with your hand (note: do not hold the scale body with your hand for weighing, which will increase the error), keep the hand-held scale vertical and stable, and when the red indicator light is on, After weighing, the value displayed on the screen is the weight of the item. 4. In the weighing state, the screen displays "H" to indicate that the lock function is turned on; pre the "On/Off" key again, the screen displays "T" to indicate that the lock function is turned off, which is suitable for continuous and rapid weighing. Note: Our products do not contain batteries as it is prohibited to transport batteries Battery: 1*3V CR2032 (not included) About Type B (g,kg,lb,oz) 4 units switch: Key Description The key can be turned on/off, and the unit can be switched when the power is turned on. After weighing, pre this key to reset the reading to zero/tare/digital lock Instructions for use 1. Open the back cover, install the battery correctly, pre the button, the screen will display "188:8.8" after 2 seconds, and then turn on the screen. At this time, the screen can be switched by clicking the button according to the required unit. 2. Hang the item on the hook, and hold the handle with your hand (note: you cannot hold the scale body for weighing, which will increase the error), keep the hand-held scale vertical and stable, and when the red indicator light is on, the scale is turned on. After the measurement is completed, the value displayed on the screen is the weight of the item. 3. In the weighing state, the screen displays "hold" to indicate that the lock function is turned on; pre the button again to clear the zero, and the object can be weighed again. Note: Our products do not contain batteries as it is prohibited to transport batteries Battery: 1*3V CR2032 (not included)