Type: P11-5A Magnetic Induction Digital Electronic Counter Five-digit large LCD display with super low power consumption for clear and visible indication Press the Counting/Pause button to pause counting; after 0-30 seconds, the LCD will automatically turn off and enter standby mode Press the Counting/Pause button again to reactivate the display and 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 option Powered by a standard 1.5V AA battery (not included), no external power supply required Anti-vibration design ensures stable and reliable operation Non-mechanical contact counting mechanism prevents wear, ensuring safe operation and extended lifespan Power source: 1.5V AA battery Reset modes: onboard or external Counting range: 0 to 99999 Operating ambient temperature: -5°C to 40°C Minimum counting pulse width: 10ms Effective magnetic induction distance: approximately 5-10mm Non-induction distance: 30mm Battery Installation: Ensure battery is installed before use. Loosen the two screws on the external cover and gently remove the back cover (avoid damaging the signal wire). Install one AA battery (not included). Standard AA batteries typically last over six months; high-performance batteries may last more than 1.5 years. After installation, reattach the back cover and secure with the two screws. Color: White Material: Plastic and Metal Dimensions: 64 x 38 x 38 mm Mounting hole size: 61 x 36 mm Package Contents: 1 x Digital Counter 1 x Magnetic Induction Switch 1 x Holder Note: The package includes only the items listed above. Other accessories shown are not included. Note: Lighting conditions and display settings may cause slight variations between the product color in images and the actual item. Measurement error allowance: +/- 1-3 cm.