Jewelry Gemstone Diamond Digital Ounce Carat Grain Black Scale

Specification:
6 units selection : g / ct / oz / ozt / dwt /gn
g(gram) : 0.001g - 50g.
ct(carat) : 0.005ct - 250ct.
oz(ounce) : 0.0001oz - 1.7637oz
ozt(troy ounee) : 0.0001ozt - 1.6075ozt
dwt(penny weight) : 0.0006dwt - 32.1507dwt
gn(grain) : 0.01gn-771.62gn

More Precise & More stable
Adjustable-height windshield
Auto calibration
Tare full capacity
Auto off function
Counting function
Hard cover for stable weighing process

Body Size :135mm x 90mm x 65mm
Package box :170mm x 140mm x 80mm
Back light : Blue

Net Weight: 195g
Weight(with package) : 450g
Calibration weight :20g x 2 (Included)
Power one : 4 x AAA batteries 6V (Included)
Power two : AC/DC adaptor - Input 110-240V,Output 6V (Included)

1.Operation
Place the scale on a horizontal flat surface.
Press'' ON/OFF'' key.
Wait until "0.000" is display.
Put the object on the weighing platform.

2.Mode
Using the ''MODE'' key, you can switch between the weighing units.
The weighing unit is displayed rest with the unit you using last time.

3.Tare weighing
Turn on the scale as described above.
Place the ''tare item'' on the platform.
Press ''TARE&'' key and wait until "0.000".
Add the ''net-weight-item''

4.Calibration
Need two 20g calibration weights to calibrate the scale.
Turn on the scale.
Press ''MODE'' key and hold on 4 seconds until showing ''CAL''.
Press ''MODE'' key again, ''CAL'' will twinkling 3 times and display "20.000g".
Place a 20g calibration weight on the platform until display "40.000g".
Place another 20g calibration weight on the platform until display ''PASS''.
Take away the calibration weights, you can use the scale normally now.
Repeat this process when your scale works wrong.

5.Counting function
Turn on the scale and wait until the LCD display "0.000".
Put a certain amount of the item you want to weigh onto the platform of the scale.
Press and hold ''PCS'' key, the LCD will display "25".
Press ''MODE'' key you can change numbers "25-50-75-100".
Select one number and press ''PCS'' key to confirm, the LCD displays ''PCS'' onthe corner.
Now you can use this function to count your weighing objects.



Specification:
Capacity (g) 50
Accuracy (g) 0.001
Capacity (ct) 250
Accuracy (ct) 0.005
Capacity (oz) 1.7637
Accuracy (oz) 0.0001
Capacity (dwt) 32.1507
Accuracy (dwt) 0.0006