Compatible 3D Printers: The 2-pack cooling fans are compatible with Ender 3 V3 SE, Ender 3 V3 KE, and CR-10 SE 3D printers. Includes one 24V 4010 turbo fan and one 24V 2510 fan. Please confirm your 3D printer model before ordering. Easy to Install: Simple 4-step installation. No need to disassemble the motherboard or wire harness. Fast wiring allows direct replacement of the fan. Features an internal tin ring and waterproof hot melt glue. No welding required. Provides sealing, waterproofing, anti-leakage, and high-temperature resistance. Efficient Heat Dissipation: High-speed 24V 3D printer fan helps prevent clogging and delivers strong airflow to accelerate print curing and ensure stable model formation. The 4010 axial fan 24V is also compatible with 3-series and 5-series motherboards. Quiet Low Noise: Fans feature low-voltage start characteristics, enabling smooth operation at high speeds with minimal noise, allowing for a quiet printing experience. Note: Slight variations in labeling may occur between batches. Specific text or wording cannot be selected, but this does not affect functionality. Package Includes: 1 x 24V 2510 Axial Fan 1 x 24V 4010 Blower Fan Only the items listed above are included; other products are not included. Color: Black Material: Plastic Note: Lighting and display differences may cause slight color variations between the image and the actual item. Measurement error allowance is +/- 1-3 cm.