1. High-quality PLA shell provides durability, wear resistance, and excellent electrical insulation. 2. TYPE-C input compatible with PD chargers for versatile power sourcing. 3. Integrated power supply and speed regulation for convenience and efficiency. 4. Stable performance with built-in PWM signal generation and DC-DC boost circuit. 5. Suitable for a wide range of applications including DIY cooling systems. Specifications: Product Name: PWM Speed Regulator Input Voltage: 5V Output Voltage: 12V PWM Frequency: Approximately 25KHz Output Current: 1.2A (upper limit 1.5A) Output Power: 15-18W Boost Efficiency: 90-95% Shell Material: PLA Input Port: USB TYPE-C female Color: Black Material: PLA Package Contents: 1x Speed Regulator 1x 30cm Short Cable 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.