Type: P11-5A Magnetic Induction Digital Electronic Counter Five-digit big LCD display with super low power consumption for clear and visible indication Press the Counting/Pause button to pause counting; after 030 seconds, the LCD automatically turns off and enters 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: pressing the Reset button on the board or externally Powered by a standard 5th battery (AA), no external power supply required Anti-vibration design ensures stable and reliable operation No mechanical abrasion, safe operation, long service life Power supply: 1.5V AA battery Reset modes: board-mounted or external button Counting range: 099999 Operating ambient temperature: -5C to 40C Minimum counting pulse width: 10ms Effective magnetic induction distance: approximately 510mm Non-induction distance: 30mm Battery Installation: Ensure the 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; customer must purchase separately). Standard AA batteries last over six months; high-performance batteries may last over 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 Panel cutout 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 items are not included. Lighting and display settings may cause slight color variations between the product image and actual item. Permissible measurement error: 13 cm.