Astromania Lens warmer protects the lens of your camera before freezing.

-Perfect for taking pictures overnight or morning in somewhere with high humidity.

USB PORT DESIGN You can connect it to a power bank or any other power source with a USB port.

Astromania Dew Heater Information Ⅰ. Connection: USB Ⅱ. Material: Neoprene (Diving Suit Material) Ⅲ. Length: 40 cm / 15.75 inch Ⅳ. Width: 5 cm / 1.97 inch Ⅴ. Maxium diameter: 12.5 cm / 4.95 inch

Long Time Use with Power Bank It keeps the lens warm so it doesn’t form condensation. Perfect for any nighttime long exposure photography. Effective for keeping dew or frost off of your lenses. It seems to work well even when the outside temperature is quite low.

Touch Fasteners Installed by hook and loop touch fasteners, the lens warmer can attach to your equipment quickly and securely.

• 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.
• Widely applicableIt : 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 125mm (4.95 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.
• Quick installation and disassembly: At the beginning of observation, simply wrap the heating strip around the OTA or eyepiece. The strap fits like a glove and can be secured with adhesive fasteners.
• 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.