1. Made of high-quality material, and long service life 2. The pump head is 3 meters and the flow rate is 500L / H 3. The product can support PWM speed control 4. Reasonable structure and design, easy and simple to install and remove 5. High quality material can make sure the durability and stability of the product Water Cooling Pump Ultra Thin PMMA PWM Speed Control 3 Meters Head 500l H 4cm Thickness Item Type: Water Cooling Pump Rated Voltage: 12V Rated Current: 0.8A Operating Temperature: 0-45℃ Waterproof Rating: IP54 Pump Head: 3 meters Pump Flowing: 500L / H Full Load Speed: 3000RPM ± 10% Power Connector: Large 4P (plug power supply) + small 4 pin (plug into the motherboard, support PWM speed control) Color: As Shown Material: Acrylic + ABS Package Contents: 1 * Water Cooling Pump Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.