Features: Precision up to 0.001mm. Waterproof, Oilproof Bright LED display Suitable for all kinds of CNC systems Battery: CR2032(You can change it once the one runs out) 304 Pin Header, High strength and stable measurement Output model: NO (normally open) Course XY +-: 15° Course Z-: 3mm Waterproof grade: IP65 Trigger Force: 1N Indicator: Normally closed (it will light when trigging) Allowable signal current.