Welcome to our store! 1. Main Purpose: This 3D printer filament detection module is useful for jump and pause detection of 3D printer filament. 2. Level Signal: When filament is present, the detection port signal will be high; when there is no material, the signal will be low. 3. With Indicator: When filament is present, the green light on the module is always on; the green light is off when the filament runs out. 4. Easy Operation: The motherboard executes the suspend command and waits for personnel to replace the material before continuing printing. 5. Copper Sleeve: Added copper sleeve at the inlet and outlet, which is wear-resistant and durable, effectively extending the service life. Item Type: 3D Printer Runout Detection Switch Product Material: ABS Function: When the filament is depleted, the motherboard will execute the suspend command to extend the product's lifespan Features: The wear-resistant copper sleeve is added at the inlet and outlet, which can effectively extend the product's lifespan Main Board Usage: The green light on the module is always on when filament is present, and the green light is off when the filament runs out 1 x Detection Module Customer satisfaction is our top priority. If you encounter any problems with your product after receiving it, such as damage or incorrect quantity, please contact us immediately. We strive to provide you with the best after-sales service.