General maintenance and care1. Avoid exposure to extreme heat or cold. Also, avoid any kind of moisture. Always allow your scale to acclimate to normal room temperature before use.2. Keep your scale in a clean and dry environment. Dust, dirt, moisture, vibration, drafts, and proximity to other electronic equipment can negatively affect the scale's accuracy and reliability.3. Handle the scale with care. Gently apply all items to be weighed to the platform. Although this scale is designed to be quite durable, avoid rough treatment, as this could permanently damage your private parts. Always avoid shaking or dropping. This is a precision instrument and must be handled with extreme care.Specification and function1. Capacity: 3000gAccuracy: 0.1g2. Units: g. oz, ozt dwt. ct. gn3. Main function: ON/OFF, UNIT, PCS, TARE4. Display: LCD screen with blue backlight5. Automatic shutdown: 180 seconds of inactivity6. Power supply 2 AAA batteries7. Operating temperature: 10 to 30 degrees COperation1. Place the scale on a level surface and press "ON/OFF" kev to turn the scale on or off.2. Wait until the LCD displays zero, then press the "UNIT" key to choose the weighing unit.3. Place the item to be weighed on the surface and wait for the reading to become stable.Tare function1. Step on the scale as described above.2. Place the "tare item" on the platform. Press the TARE key and wait for the LCD display to show zero.3. The scale can now be used for weighing. Add the "net-weight-item".Calibration1. Place the scale on a level surface and turn it on.2. Press and hold the "UNIT" key until the display shows "CAL", then release the key.3. Press the "UNIT" key again and the display will show the required calibration weight.4. Place the weight in the center of the platform. The LCD display will show "PASS" and then return to normal weighing mode. Remove the weight and turn off the scale.Counting function1 Place the scale on a level surface and turn it on.2. Sampling: Prepare a sample quantity (25, 50, 75 or 100 pieces) of the item you want to count. Place the items on the platform, press and hold the "PCS" key until the scale displays "25", "50", "75" or "100". Press the "UNIT" key to change the numbers above to match the quantity of items on the platform. Press the "PCS" key again and the display will show the pieces in the lower left corner. Sampling is complete.3. Place the items you want to count on the platform and the screen will display the quantity of those items.Attention1. "LO": Low voltage. Please replace the batteries.2. "O-Ld": Overload. Please remove the item quickly to protect the scale.