40cm USB Lens Dew Heater for Cameras and Telescopes

This is a 40cm USB lens heater warmer designed to prevent dew formation on camera and telescope lenses. It features a stepless temperature regulator, allowing precise control of heat levels. The heater strip is suitable for lenses with a diameter of less than 3.15 inches (80mm). Easy to connect via USB, it provides a simple solution to keep lenses clear during use in damp or cold conditions.