HX-157 Double-head Digital Display Waist-mounted Fan with Emergency Lighting Function Features: 1. Intelligent LCD digital display, convenient for observing the power 2. The outlet angle can be adjusted freely to meet the needs of blowing at multiple angles 3. Stable clamping position, can be clipped on clothes 4. Simulated aviation wind tunnel design, the wind speed in the air duct flows quickly, quickly compresses the hot air and converts it into cold air, covering the whole body with coolness 5. The turbo spiral 5-blade fan has a larger fan area and more wind gathering than the conventional ordinary fan blades 6. Three-speed high wind speed, left and right separate wind speed control 7. Equipped with lighting function, more convenient and safe at night 8. Large-capacity battery with built-in USB output interface, which can charge your mobile devices Product parameters: 1. Material: ABS+PP+silicone+electronic components 2. Interface: Type-CUSB-C input, USB output 3. Noise: 36-45dB (inclusive) 4. Battery capacity: 8000mAh (polymer) 5. Product size: 157 x 83 x 83mm 6. Net weight: 355g