✅【Energy-Saving & Ultra-Low Power Consumption】: Operates on just DC 5V/1A with a power draw of <3W, helping you reduce winter heating costs while efficiently circulating warm air. Compared to traditional fans, it boosts thermal efficiency by up to 50%—keeping you cozy without spiking your electricity bill.

✅【Smart AUTO Mode & 3-Speed Manual Control】: Choose from 5 settings via the easy rotary knob: OFF, AUTO, and 3 manual fan speeds (Low/Mid/High). In AUTO mode, the fan intelligently starts at speed 1 when the temperature rises above 25°C, switches to speed 2 at 41–46°C, and ramps up to speed 3 above 46°C. The “℃” symbol flashes when standby is active—giving you full visibility and control.

✅【Whisper-Quiet Operation–Sleep-Friendly】: Noise level as low as <38±5 dB on the lowest speed setting, making it ideal for bedroom use at night. The high-performance single extended axial fan delivers a total airflow of 280 CFM, ensuring powerful yet quiet circulation for a restful environment.

✅【Slim & Versatile Design–Fits Most Radiators】: With compact dimensions of W63.5×D10.5×H7Cm, this fan is specifically designed to sit on top of flat or grooved iron radiators. Its 7cm height allows it to fit under most radiator cover panels, making it a perfect match for both exposed and covered heating units.

✅【Complete Kit & Global Safety Certifications】: Comes with a 2.5m USB-C power cable, a 5V/2A wall adapter (white-listed), and a 5-language manual (EN/DE/FR/IT/ES). Certified with CE, SGS, ROHS, and FCC for reliable safety and quality. Use it year-round—for winter heating boost or summer ventilation.