Features: 1. for Slim/ Cooling Bracket De/Uhd Fan Base 2. Multifunctional Handle Plugs Directly Into The Charging Base 3. Universal for Slim/ 4. Multifunctional Exhaust Cooling Bracket 5. Noiseless, Powerful Heat Dissipation, Double Charging Handle Description: Input Voltage: DC 5V Input Current: 3A Handle Charging Current: DC 5.1V 800mAx2 Charging Time: 3-4 Hours Fan Speed: 3500RPM 1000RPM/Minute ( Speed 2400RPM200RPM, Second Gear Speed 2800RPM200RPM, Third Gear Speed 3200RPM200RPM) Led Turning Light The Led Light Turns Red When The Handle Is Charging, And Automatically Turns Green When The Handle Is Fully . The Breathing Light On The Handle And The Led Light On The Base Can Be Observed To Observe The Charging Status. Charging Time: 3-4 Hours Note: Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use Material: ABS colour: Black Package Contents: 1 x Heat Dissipation Base 1 x Fixing Screw 1 x Headphone Hook 1 x Removable Host Bracket 1 x English instructions 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.