Raspberry Pi 4 Case Fan

Features Fits perfectly into the lid of the Raspberry Pi 4 Case Temperature-controlled fan delivers up to 1.4CFM of air flow over the Raspberry Pi 18mm × 18mm × 10mm heatsink with self-adhesive pad improves heat transfer from the processor Specification Input voltage: 5V DC supplied via 40-pin GPIO header on Raspberry Pi 4 Fan speed control: Pulse width modulation control via user-selectable GPIO pin Maximum airflow: 1.4 CFM Case material: Clear PC