Type: P11-5A Magnetic Induction Digital Electronic Counter Five-digit large LCD display with super low power consumption and clear indication Features a Counting/Pause button to pause counting; automatically turns off after 0–30 seconds and enters standby mode. Press the button again to resume counting Utilizes magnetic induction technology for easy installation and accurate counting Maximum counting speed: 20 times per second Reset function available via reset button on board or external reset Powered by a standard 1.5V AA battery (not included); no external power supply required Anti-vibration design ensures stable and reliable operation No mechanical wear, ensuring safe operation and long service life Counting range: 0–99999 Operating temperature: -5°C to 40°C Minimum counting pulse width: 10ms Effective magnetic induction distance: approximately 5–10mm Non-induction distance: up to 30mm Battery Installation: Ensure battery is installed before use. Loosen the two screws on the outer cover, gently remove the back cover (avoid damaging signal wires), insert one AA battery (battery not included; typical battery life exceeds six months; high-performance batteries may last over 1.5 years), then reattach the back cover and secure with screws Color: White Material: Plastic and Metal Dimensions: 64 x 38 x 38mm Panel cutout size: 61 x 36mm Package Contents: 1 x Digital Counter 1 x Magnetic Induction Sensor 1 x Holder Note: Light reflection and differences in display screens may cause slight color variations between the image and the actual item. Measurement tolerance: ±1–3cm