Astromania 30cm USB Lens Heater Warmer Dew Heater Strip - Stepless Temperature Regulator for Universal Camera and Telescopes Lens Less Than 3.15 inch

Astromania 30cm USB Lens Heater Warmer Dew Heater Strip - Stepless Temperature Regulator for Universal Camera and Telescopes Lens Less Than 3.15 inch

Lens Heating: Protects the lens of your camera or telescope before freezing and fogging; perfect for taking pictures overnight or morning in somewhere with high humidity; Input Voltage: 5V Widely Applicable: Can be adjusted and used according to the lens size; and is suitable for most telescopes; cameras; and other lenses with an outer diameter of less than 95mm "3.75 inches" Stepless Temperature regulation: This product is equipped with a stepless temperature regulation controller; by sliding the knob on the controller; you can adjust the temperature according to different needs Multi-use: Great for lens heating; warming up water bottle and feeding bottle; and also can be use as a special wrist strap to protect them from cold weather USB Port Design: It is very handy to use because you can connect it either to your power bank or any other power source with a USB port Astromania 30cm USB Lens warmer protects the lens of your camera or telescope before freezing and fogging. Perfect for taking pictures overnight or morning in somewhere with high humidity. It runs on external USB power, which is convenient for use in the open air.It prevents condensation by warming up the lens on a camera or telescope.