productUsing materials, long product lifeAfter professional testing, high sensitivityEasy installation, direct replacement, no programming required; The timer is fully sealed, with novel structure, dexterity, high precision, stable and reliable performance, long service life, wide adaptability to the environment, low price and convenient use.It is suitable for standard industrial timekeeping, and is widely used in construction machinery, construction vehicles, agricultural machinery, generators, air compressors, water pumps, cranes, cranes, various types of automobiles, etc. to collect actual working hours and track and monitor precision inst ents Assessment and maintenance.specification:Name: Industrial electronic mechanical timerTiming range: 0-999999HTiming accuracy: +/- 0.01Zero reset device: no resetPower: 0.3WOperating temperature: -10℃--50℃Relative humidity: fully sealedSeismic amplitude: 10-70HZ 1-8g (degree of gravity)Colour: blackMaterial: ABSPackage Contents:1 * timer1 * clasp2 * Insert spring2 * sheathOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.