Specification Brand : FTVOGUE BulletPoint1 : [ Counter Module] The counter does not increase by 1 when powered on, but increases by 1 every time KEY is triggered. When power is off, data will not be saved, and when power is turned on again, data will be restored to 0. BulletPoint2 : [Bright Red Display] The counter module utilizes a 3 digit red digital tube display, ensuring clear and easy to read numbers in any lighting conditions. BulletPoint3 : [Reliable Materials] Made with premium PCB board and electric components, this module is sturdy and long lasting, the performance is efficient and stable. BulletPoint4 : [Exquisite Design] The well arranged components of the accumulator module contribute to an aesthetically pleasing appearance. BulletPoint5 : [Compact Size] The counter module has a small size and can be easily integrated into various applications, suitable for various industries and scenarios. ItemName : Counter Module 3 Digit Red Display Accumulator Module for Various Industries and Scenarios (7-16V) ItemPackageDimensions_Height : 2 centimeters ItemPackageDimensions_Length : 10 centimeters ItemPackageDimensions_Width : 6 centimeters ItemTypeKeyword : frequency-counters Manufacturer : FTVOGUE ModelName : FTVOGUEqg6vgcd3an-12 ModelNumber : FTVOGUEqg6vgcd3an-12 NumberOfItems : 1 PartNumber : FTVOGUEqg6vgcd3an-12 ProductDescription : Spec: Item Type: Counter Module Material: PCB Model: QF MC03 3U Features: Power on will not increase by 1. KEY will increase by 1 each time it is shorted. Data will not be saved after power off, and will be recovered to 0 after power on again.