Button function: on/off, inch/mm, zero, data preset, change measuring direction, absolute/incremental measurement 0-6 hours automatic power off time can be set Switchable high/low frequency measurement mode, high frequency mode is suitable for high spee Button function: on/off, inch/mm, zero, data preset, change measuring direction, absolute/incremental measurement 0-6 hours automatic power off time can be set Switchable high/low frequency measurement mode, high frequency mode is suitable for high speed moving of spindle and has large power consumption, low power consumption in low frequency mode Keep preset data in memory after restart CR2049 battery, automatic power off Data output Optional accessory: data output cable (code 7315-50M, 7302-40M, 7305-40M), backs (page 176~177), contact points (page 173~175)