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Solar Electric Fan Hard Hat
Sale
In the case of sun, fan 1 can cruise forever without charging Built-in 8000MAH battery, 24-hour battery life without sun; dual power supply of solar + battery, it can be automatically charged where there is sun, super long battery life
Large size, high power, high photoelectric conversion efficiency, can withstand long-term sun and rain, lifespan is about 8-10 years, driven by solar power, no electricity bills, zero wiring, zero trouble.
Knob cap lining, you can adjust the cap lining according to the size of the individual head, suitable for all kinds of people, wear and fit
When the phone is out of power, the fan cap can act as a mobile power supply to charge the phone, or use the phone charger to quickly charge the hat
The solar photovoltaic has been waterproofed, so you don't have to worry about it being damaged when it rains.
