High Precision Electronic Carat Counting Scale Instruction Manual Model: CT-33 Thank you very much for choosing to buy our product, this product is very easy to operate, this product is a measuring instrument, please read the product manual carefully before use. Specifications1. Optional specifications 20G/0.001 30G/0.001 50G/0.001 2. Starting value: 0.003G Repeatability: 0.002G3. Dimensions: 144X84.5X51MM4.LCD liquid crystal display (blue backlight) size: 375X15.5MM5. Battery: 2X "AAA"6. Low battery alarm "LO"7. Weighing pan size: diameter 32MM (with stainless steel weighing pan) Function keys and instructions for use1. ON/OFF (on/off button) Insert 2 AAA batteries in the direction specified in the battery compartment and close the battery door. Place the scale body on a stable table, keep the level bubble in the black circle, press this key to display "88888" in the shutdown state and reset to zero to start the machine. At this time, the loaded items can be weighed on the weighing pan. In the weighing state Press this key to power off. If the weighing environment is windy, please put down the draft shield to measure.2 .UNIT (unit conversion key) Press this key to select different weighing units in the power-on state: G, OZ, GN, CT, T, OZT, Press and hold the unit conversion key for 4 seconds to light up all units, and the OZ unit will flash. Press the tare key PCS to choose to hide or display, and press the unit conversion key to shift other units. (This function allows customers to choose practical units The choice is reserved.) Exit long press for 4 seconds to return to normal mode, G unit cannot be hidden.1. TARE (Tare function)Press this key in the state of power-on and weighing to force the reset to zero.4. PCS (counting function) After power on and reset to zero, count an arbitrary sample value of 25 or 50, 75, 100 and place it on the weighing pan for weighing. At this time, long press the count key and the LCD will display a default value (such as P 25). Release the count key and convert by unit. Press the key to select (25, 50.75, 100) the value of the sample value just counted, and then press the count key to confirm, the LCD will display the PCS + sample value (such as 50), and the items to be counted can be loaded on the weighing pan. . Calibration functionIn the power-on state, 0.00 is displayed. After pressing the power button for 4 seconds, it will display -0- (zero point). After waiting for 1 second, the weight value that needs to be calibrated will be displayed. In this case, the maximum weight of the scale is 30G (displaying flashing 30.000). At this time Load a 30G weight on the weighing pan, after it is stable, it will display PASS, and the calibration is complete. (This product is randomly distributed with a 20g weight, press the unit count key to reduce it to 20.000, load a 20G weight and display PASS and the calibration is complete) When the calibration weight value is flashing, press the unit conversion key to increase the value, press the count key to decrease the value, and press the The range of 10G can be adjusted by selecting the appropriate weight value to calibrate 10G-30G. Auto power off time settingPress and hold the ON/OFF button for 4 seconds in the shutdown state, it will display 88888 and do not let go until it displays F1-1 Press the UNIT unit button to select the values 0-5 correspond to 0 = not shutdown 1-5 respectively represent 1 to 5 points in the operating state Automatic shutdown time. Choose the appropriate shutdown time according to your needs to save battery life. After the selection is completed, press the power button again to reset to zero to be able to weigh. AccessoriesRandom accessories: 1,: 20G weight X1, 2: Tweezers X1,: 3: 2XAAA battery: 4: Packing bag X1 5: Stainless steel weighing dish Precautions1. This product is a measuring instrument, please handle it with care, do not disassemble it by yourself, and contact the after-sales personnel if you have any questions.2. Please place the product on a stable desktop for use. Make sure that the level bubble is in the black circle.3. In a windy environment, please put down the windscreen and try to use it in a windless environment.4. Do not use it in an environment with strong electromagnetic interference. Please leave the scale body more than 50 CM when using the mobile phone. In order to avoid interference resulting in inaccurate measurement.5. This product is a product for measuring tiny quantities. When the environment is changed, the position is moved, and the temperature difference changes by about 1 degree, it must be calibrated with weights before it can be measured again, otherwise there will be certain errors 6. Do not use in wet environment. Remove the battery when not in use and store in a dry and cool environment.7. Do not wipe the product with aggressive cleaners.