For RPI 4 Aluminum Case 3510 PWM Fan Passive Heat Sink Aluminum Alloy Case Suitable for Hat and Most RPi Hats DAC/DAC PRO/AM

---------------------------------------------------------------------- 【Cautions for using electrical products】 When using electrical appliances, please note that the voltage is different from that of Japan, which may cause malfunctions. Since the plug type is Japan type(A or B type), please check the voltage and use a transformer. Please note that a transformer is different from a conversion adapter. We are not responsible for malfunctions caused by use without a transformer. ---------------------------------------------------------------------- 3510 ultra-quiet cooling fan, passive heatsink aluminum housing with large radiator and ventilation. RPI 4 maintains a comfortable operating temperature even under heavy loads. Large built-in space and flexible opening design, supports most additional HATs and Raspberry Pi 4 (only) on the market. FAN can automatically adjust to Raspbian's CPU temperature. Other systems require you to program them yourself or use fixed speeds. Supports innovative DAC/DAC PRO/AMP/AMP PRO/RS485 and CAN HAT. User manual and support are included on our github. 3510 ultra-quiet cooling fan, passive heatsink aluminum housing with large radiator and ventilation. RPI 4 maintains a comfortable operating temperature even under heavy loads.