DC LED Digital Counter 4 Digits 0-9999 Up/Down Plus/Minus Panel Length Counter with 28TC Cable 4 Digit LED Digital Counter 0-9999 Up/Down Plus/Minus Panel Features:This digital display counter has bright LED, high accuracy, good stability and easy installation. The meter keeps the number automatically when power off.4 digit bright LED, bright to read. Good stability, high accuracy and easy installation. The counting value will be kept when the power failure. Widely applicable to automation equipment and test equipment, etc. Specification:Operating Voltage: DC 8-24V Fixed Current: 30mALiction: Plus or MinusCounting Range: 0-9999Digital Number: 4 DigitsShell Material: ABS Product Size: 79x42x2 5mm/3.11x1.65x0.98inchInstallation Size: 72x3 8mm/2.83x1.5inchLED Display Color: Red Quantity: 1 Set Wiring Diagram:Terminal 1: PositiveTerminal 2: GroundTerminal 3: Signal GroundNear Terminal No.4: TransparentTerminal 5: Switch Pulse SignalTerminal 6: Blue Wire to IncreaseTerminal 7: black wire to reduceNote: 5-Pin cable is used to connect with the meter. Package Included:1 x Digital Counter 1x5-pin Cable