This rectangular hour meter can be used for device where time is used to determine oil change intervals, service requirements or where there is a need to record hours operated Features: Compact size, can be operated within a wide voltage range With positive and negative poles for easy installation Reliable timing accuracy with error under 1& ; 6 digit display, from 1/10 hour to 99999.9 This not waterproof, and can not be submerged Applications: Dynamo, air conditioning, air compression equipment, etc Specifications: Voltage: AC100-250V Power Consume: 1W Dielectric Strength: 1500V / min Working Temperature: -40 deg C to +50 deg C Dimension (L x W x T): Approx. 2.3 x 2.3 x 1.2 inch / 6 x 6 x 3 cm Color: Black Package Includes: 1x Hour Meter Keywords: Hour meter, hour meters, hour counter Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Dadangjia