Measuring range 0 to 25mm. Minimum display quantity 0.0001mm (switchable to 0.0005mm). Instrumental error (20°C): ±0.5µm. Measuring surface size: 3.2 mm dia. Weight: 400g (with heatproof cover: 440g) Power supply: 1 x CR2032 lithium battery included as standard (standard lithium battery is for monitoring) Battery life: Approx.
2 years under normal use. We do not mark merchandise values below value or mark items as "gifts" - US and International government regulations prohibit such behavior.