Specification Brand : JIAWANSHUN BulletPoint : High Accuracy 1-500MHz Frequency Counter Tester RF Meter Module Measurement Module LCD Display With Backlight BulletPoint1 : SENSOR PARAMETERS: Metal sensor, sensing distance 1.95 inches, can be used to sense all metal objects. Count upon sensing, and the number on the display screen increases by 1. BulletPoint2 : NUMBER RESET: Count from 0 to 999999, counting upwards in units of 1; It can be reset to 0 by pressing the red button on the display screen, and there is also a reset button on the remote control for remote operation. BulletPoint3 : EASY TO INSTALL: There are 2 hooks on the display screen, which can hang the counter on the wall. The sensor cable is 3m/9.6ft long, the power adapter cable is 1m/3.2ft long, with an input of 100-240V and an output of 24V, making installation simple and convenient. BulletPoint4 : POWER OUTAGE MEMORY: If there is a sudden power outage, the display screen will maintain the values before the power outage. After the power is restored, the values will also be restored. Avoid the possibility of numerical loss. IncludedComponents : screen,sensor ItemName : JIAWANSHUN Digital Counter Led Digital Counter Display Count Up to 999999 4in Large Digital Counter with Metal Sensor Automatic Counting for Conveyor Belts 100-240V ItemTypeKeyword : frequency-counters Manufacturer : JIAWANSHUN MeasurementAccuracy : 1 NumberOfItems : 1 PartNumber : HLY-293 ProductDescription : SENSOR PARAMETERS: Metal sensor, sensing distance 1.95 inches, can be used to sense all metal objects. Count upon sensing, and the number on the display screen increases by 1. ProductSiteLaunchDate : 2024-07-11T08:25:10.533Z SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1