Technical Data: Quantizing Error: ±1 Count. Repeatability: .0005"/0.01mm. Display: LCD (Character height: .3"/7.5mm). Functions: Origin/setting, Automatic power on/off, Inch/mm conversion, Data output. Dust/Water. Protection Level: IP66 (IEC 60529). Battery: SR44 (1pc.) up to 8" (2pc.) for 12". Battery Life (0-6"): Approx. 3-year under normal use. Battery Life (0-12"): Approx. 1-year under normal use. Measuring system: Electromagnetic induction type absolute linear encoder. Response Speed: Unlimited.