Features 4 Digit Display: Boasts a bright high definition digital display with a 4 digit counting and timing unit for clear visibility and tracking of measurements. Support Preset Functions: The relay of the counter offers R, N, C, F, B, E preset function, while the timer relay provides four output modes, enhancing efficiency and customization options. Power Off Memory: Features a power stop memory function with an independent relay alarm output, ensuring continuous and peace of mind during power interruptions. Non-Interference Sensor: Equipped with strong interference resistant ability, rotary encoder input, power switch, and NPN sensor, providing reliable and accurate data collection without external disruptions. Technical Parameters: Operates with a power supply from 100-240VAC, with a relay power of 250VAC 3A, and a counting range from 0.001-9999, supporting electric shock signal or pulse signal input methods for versatile usability. Features: 1、4 DIGIT DISPLAY: 4 digit counting and timing unit, possess bright high definition digital display 2、SUPPORT PRESET: The relay of the counter has the R, N, C, F, B, E preset function, and the relay of the timer has four output modes 3、POWER OFF MEMORY: Support power stop memory function, with an independent relay alarm output, you can use with confidence 4、NON INTERFERENCE SENSOR: Strong interference resistant ability, equipped with rotary encoder input, power switch and NPN sensor 5、TECHNICAL PARAMETERS: Power supply from 100？240VAC, relay power is 250VAC 3A, counting range from0.001？9999, input method adopts electric shock signal or pulse signal Specification: Item Type: Digital Timer Counter Power: 100-240VAC Panel Size: Approx. 48 x 48mm / 1.89 x 1.89in Hole Size: Approx. 45 x 45mm / 1.77 x 1.77in Display Mode: LED 4 digit digital tube display Relay Power: 250VAC 3A Counting Range: 0.001-9999 Input Method: Electric shock signal or pulse signal Package List: 1 x Meter Counter 2 x Accessories 1 x User Manual Note: Please pay attention to electricity safety before use. Package List 1 x Meter Counter 2 x Accessories 1 x User Manual