Phone Cooler, Semiconductor Radiator Fan for Gaming and Large-Screen Smartphones, Silent USB-Powered

– This phone cooler semiconductor radiator fan provides fast thermal relief with a 40x40mm cooling area, perfect for gaming or extended screen time 
– USB-powered via Type-C interface, the phone cooler semiconductor radiator fan offers efficient and quiet cooling without the need for batteries 
– Made from durable ABS, ceramic, and silicone materials, it attaches securely to large-screen smartphones 
– Rated at 5V/3A, it delivers powerful heat dissipation while staying lightweight at just 140g 
– Ideal for mobile gamers, streamers, and power users, this phone cooler semiconductor radiator fan enhances performance and device longevity