Feature: 1. Jewelry scale, using high‑quality ABS+stainless steel+iron material, which is durable in use. 2. With touch screen, the weighing can be displayed intuitively, and the operation is simple. 3. Support measurement unit switching, g/ oz/ ozt/ dwt/ ct/gn/TL, easy to measure. 4. With tare function, it can meet various weighing needs and is suitable for weighing jewelry. 5. Support fast calibration, high measurement accuracy, compact and portable. Specification: Item Type: Scale Material: ABS+Stainless Steel+Iron Weight: Approx. 131g / 4.6oz Power Supply: 1 x AАA Battery (Battery Not Included) Size: Approx. 9x4.5x1.2cm / 3.5x1.8x0.5in Instructions: Place the product on a stable surface, and insert the battery according to the instructions in the battery compartment (the battery does not help). 1. Press the key in the shutdown state, wait for 3 seconds to display 0.000 2. Place the heavy object on the tray surface, and when the reading is stable, it is the weight of the weighed object 3. "M" key to change the measurement unit: g/ oz/ ozt/ dwt/ ct/gn/TL 4. Press T to force zeroing 5. Long press the unit conversion key (M) for 4 seconds to light up all units, and the OZ unit will flash. Press the (T) key to choose to hide or display, press the (M) unit conversion key to move to other units, (this The function is to choose a practical unit for the customer to reserve the choice). Exit Long press (M) for 4 seconds to return to normal mode, G unit cannot be concealed. Shutdown Time Setting: Press and hold the (T) key for 5 seconds in the power-on state, it will display as: AU60, press the M key to select the shutdown time (0-300 seconds) 0 means no shutdown, press T key to confirm Quick Calibration Function: In the power-on state, it displays 0.00 and long press for 2 seconds and then displays-0-(zero point). After 1 second, the weight value that needs to be calibrated (such as flashing 100.00 is displayed), and then 100G weight is loaded on the weighing pan for 3 seconds Then stop flashing and the calibration is complete. (Press the unit conversion key to add value, press the tare key to decrement, and the amplitude of 10G can be added or subtracted to select the appropriate weight value) Note: 1. Take the protective cover of the tray gently and place the scale in a stable, vibration-free and wind-free environment. 2. Please do not place any objects larger than the rated weight on the tray, which may damage the sensor. Do not impact the weighing tray when placing objects, and handle them with care. 3. When using this product, do not use mobile phones within 30cm of the scale body, as this may affect the use of this product. 4. When the display shows the low battery sign Lo, please replace the battery immediately, and replace the battery when it is not used for a long time. 5. Please use this product in an environment of 10-30℃. If the temperature difference is too large, measurement errors may occur. If the temperature difference is too large, please use a standard weight to calibrate the product before use. You must ensure that the product is in the same environment for 30 minutes during calibration. the above. 6. When the weight of the tray exceeds the rated weight, the "FULL" sign will appear. 7. Please keep this product carefully and do not disassemble it by yourself.. Package List: 1 x Scale (Battery Not Included)1 x Stainless Steel Bowl1 x 20G Weight1 x Manual Note: 1. Please allow 0‑1 inch error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.3. It only contains the contents of the above package and does not include other products.