4-Digit LED Digital Counter 0-9999 Up/Down Plus/Minus Panel Features: This digital display counter has bright LED light, high accuracy, good stability, and easy installation. The meter retains the number automatically when power off. 4 digit bright LED light, clear to read. Good stability, high accuracy, and easy installation. Counting value will be retained when power failure. Wide application to automation equipment and test equipments, etc. Specification: Working voltage: DC 8-24V DC current: 30mA Counting: Plus or minus Counting range: 0-9999 Digit number: 4 digit Shell material: ABS Product szie: 79x42x25mm/3.11x1.65x0.98inch Installation size: 72x38mm/2.83x1.5inch LED display color: Red Quantity: 1 Set Wire diagram: Terminal 1: Positive Terminal 2: Ground Terminal 3: Signal Ground Terminal 4: Clear Terminal 5: Switch Pulse Signal Terminal 6: Blue wire for increasing Terminal 7: Black wire for decreasing Note: The 5-Pin cable is used to connect with the counter. Package includes: 1 x Digital Display Counter 1 x 5-pin Cable