Item Type:Counter_x000D_ Brand:BERM?_x000D_ Product Model: BEM-5C_x000D_ Power Supply Type: Built-In Battery_x000D_ Battery Model: AA R6P Voltage: 1.5V Capacity: 1500mA _x000D_ Counting Range: 0-99999 (5 Digits)_x000D_ Counting The Highest Frequency: 50Hz_x000D_ Count The Minimum Pulse Width: 1mS_x000D_ Contact Maximum Resistance: 1K_x000D_ Contact Disconnection Minimum Resistance: 500K_x000D_ Clear Mode: Panel / External_x000D_ Operating Ambient Temperature: -5 ~ 40_x000D_ Size:64 x 38 x 38mm / 2.52 x 1.5 x 1.5in _x000D_ Opening Hole Size:63 x 36mm / 2.48 x 1.42in 15-digit large-screen LCD display with low power consumption and long battery life. 2The input adopts the common contact signal, the selection of the sensor is simple and convenient, and the counting is accurate and reliable. 3Maximum counting speed reaches 20 times / sec. 4Both the panel and the outside can be 0 cleared. 5Anti-shock design to prevent data loss,no mechanical wear, reliable operation and long service life.1 x Counter