Product Description: USB Lens Heater Warmer for DSLR Cameras Cold Resistant: Engineered with specialized low-temperature wire, this lens heater warmer can withstand temperatures as low as -30 degrees Celsius. It remains flexible even in extremely cold conditions, ensuring both the durability and flexibility of the wires, making it perfect for outdoor photography in harsh weather. Anti Fog Lens: Say goodbye to blurry, fogged-up lenses with our anti-fog lens strap. Designed to remove fog generated on the lens, this feature ensures that your photos remain crisp and clear, even in moist or cold environments. Ideal for use in humid areas or snowy conditions, it helps you capture the perfect shot every time. Timer Switch: Control the working time of the heating strap effortlessly with the included remote control. After turning it on, simply press the power button for 3 seconds. When the indicator light flashes, the heater will operate for 30 minutes. For continuous use, it can also function in a constant mode without automatic shutdown, offering flexibility according to your needs. Quick Installation: The lens warmer features a soft, adjustable strap with custom elastic hook and loop tape, allowing for quick and secure attachment to lenses of various widths. It is compatible with lenses ranging from 80 to 110mm in diameter, providing a snug fit and easy setup, so you can focus on capturing the moment. USB Power Supply: Equipped with a USB A interface, this lens heater can be powered using a variety of sources such as power banks or portable chargers. The flat-shaped wire design enhances flexibility and convenience, making it easier to bend and store when not in use, ensuring you have warmth and clarity whenever you need it. Enhance your photography experience in challenging conditions with this versatile USB Lens Heater Warmer, designed to keep your DSLR camera lens clear and functional, no matter the weather. Perfect for professional photographers and hobbyists alike, it offers a reliable solution to cold and foggy shooting environments.