? Mini Cooling Fan: ELUTENG 40mm mini USB cooling fan with 3-speed control, size and super lightweight design, perfect fit for DIY cooling and narrow place.
? 3 Speed Control: Voltage: 3.5/4.2/5V; Air volume: 3.5/3.88/4.4 CFM, different speed level for different cooling needs.***NOTE: Input power: Max 5V/1A. excess may damage the motor
? Widely Used: Suitable for ventilation of VR glasses /TV box /Raspberry pie /Router /Small PC Case and other small electronic equipment ventilation.
? ELUTENG 40mm fan cover, isolate dust, prolong fan’s life. Please note: it equipped with a screwdriver, no screws included, please use your fan ’s screws.
? Nylon Fan Filter, up to 89% dust-proof efficiency.