20MM POCKET MINI DIGITAL CALIPER-PROFESSIONAL GRADE (Pocket Gem Caliper with Digital LCD Display)
| • Description:Measures from 0-20mm/0-1'
• Resolution : 0.01mm/0.005'
• Power: one silver oxide battery SR44, 1.55V
• Working Speed :≦1.5m/s
• Working Condition :
• Temperature : 0-4
• Relatively Humidity≦80%
• Storage temperature : +10----+60
• clean and dry the protective scale stickers , and all the measuring faces
• Loosen the locking screw and move the bar and check to see if all the buttons , swithes and LCD display respond well
• Basic Measuring Methods :
• 1) Press ON/OFF BUTTON to turn on the power
• 2) Press mm/inch button to select the unit system
• 3) Apply normal measuring pressure on the slider to close the external measuring jaws and set zero , then it's ready for measuring .