Digital Caliper ´Ô¨ÔµÍÅ àÇÍÃìà¹Õ à¤Ã×èͧÇÑ´¢¹Ò´ vernier caliper > àÇÍÃìà¹Õ Ẻ´Ô¨ÔµÍÅ DIGITAL CALIPERS DIGITAL CALIPERS 8mm high LCD display and 12mm high LCD for extra large screen. Zero setting at any position Metric/Inch system interchange Manual power on/off or auto off Power on/off at any position, invariable measuring origin (Zero) Display window uses special quartz glass, strong ability of scratch resistance. Power: 1pc of SR44 silver-oxide cell, can be used constantly for 12 months RS-232 output: can be connected with the computer and printer through special interface. Resolution: 0.01mm/0.0005" Instrumental error: 0-200mm/8", 0.03mm/0.001"; 200mm/8"-300mm/12", 0.04mm/0.0015", 300mm/12"-500mm/20", 0.05mm/0.002" Max speed: 1m/s Multi different surface color 2) 3-key Digital calipers with extra large screen àÇÍÃìà¹Õ digital vernier caliper à¤Ã×èͧÁ×ͪ¹Ô´Ë¹Öè§ÊÓËÃѺÇÑ´¢¹Ò´ Manual power off Auto off Range Graduations 101-2401 101-2411 0-100mm/4" 0.01mm/0.0005" 101-2601 101-2611 0-150mm/6" 0.01mm/0.0005" 101-2801 101-2811 0-200mm/8" 0.01mm/0.0005" 101-2201 101-2211 0-300mm/12"