1STPLAYER High CFM Bitcoin Miner Fan, 4-Pin PWM, 1500-4000RPM High Air Flow High Speed, for Mining Frame Miner Rig Case, Crypto Coin BTC ETH, CPU and Liquid Cooler Fan, Radiator, 120*120*38mm, Black

Overview120x38mm PPC fan is designed for superior airflow and pressure capacity while keeping noise levels and power consumption moderate as against comparable high-speed fans. Broad application to use as case fan, water cooling, CPU radiator, for projects that require cooling or ventilation. Extreme cooling performance and advanced ingress protection. Metal fan grill guard protects your fingers from injury, prevents the fan wire from getting involved in the fan blades. 4000RPM with 4-Pin PWM connector offers precise fan speed control to optimize performance and avoid unnecessary noise. Fire proof material and 250g heavy weight to reduce vibration effectively . Double Ball-Bearings - Less friction means better performance and longevity and allows the fans to be mounted flat or upright. Important Note: DO NOT touch the fan when running in high CFM. Keep your children away at any time.