Features 5-digit large-screen LCD display with low power consumption and long battery life The input adopts the metal magnetron induction switch signal, and the counting is accurate and reliable. Both the panel and the outside can be cleared The resistance to vibration of counter can prevent data loss No mechanical wear, reliable operation and long service life Specification:Item Type: Magnetic Induction Counter Model: BEM-5C+12φ Metal Sensor Counter Power Supply Type: Built-in Battery Battery Model: AA (AA Dry cell) R6P, Voltage: 1.5V, Capacity: 1500mA Counting Range: 0-99999 Counting Highest Frequency: 20Hz Counting the Minimum Pulse Width: 2mS Diameter of the Opening of the Magnetic Induction Switch φ: 12mm Magnetic Induction Switch Cable Length: 1.15 Meters Magnet Induction Approach Distance: About 10-15mm Magnet Induction Away Distance: ≥35mm Counter Clear Mode: Panel / External Operating Environment Temperature: -5℃ ~ 40℃ Counter Size: Approx. 64 x 38 x 38mm / 2.5 x 1.5 x 1.5in Counter Opening Size: Approx. 61 x 36mm / 2.4 x 1.4in Package List:1 X Magnetic Induction Counter1 X Small Magnet1 X Metal Magnetic Induction Switch1 X Bracket Package List 1 X Magnetic Induction Counter 1 X Small Magnet 1 X Metal Magnetic Induction Switch 1 X Bracket