[Specification]: Move shoot move lens warmer stripe has a wider diameter than others, max diameter 4.26inch; 60.23in USB cable length; 2.0A input current; 5V output voltage. [Portable Use Port]: The lens heater is equipped with USB port, just plugged in via USB to a power bank or other power source. Super lightweight and convenient for backyard astrophotographers. Adhesive strap fastener makes it easy to be attached and removed. [Fast Warming]: Super fast and continuous warming system, and intelligently reach 167° F; The heater also has a temperature regulator on its power cable offer 3 incremental levels of temperature adjustments. [Material]: Made of premium Neoprene(Diving Suit Material),it helps prevent heat loss in the atmosphere, making heater power efficient, keep the lens dry and take the long exposing pics at cold night successfully. [Flexible Dew Heater]: Exceptional cable flexibility down to -25?, proven by field tests. The neoprene strip is soft enough that you don’t need to worry about wrapping it around your lens.

Pattern: Solid. Closure Type: Pull On. Material: Neoprene. Brand: MOVE SHOOT MOVE. Best Sellers Rank: #20 in Telescope Dew Caps. Customer Reviews: 4.6 out of 5 stars 55 ratings 4.6 out of 5 stars. Item model number: MSM-Band-001. Country of Origin: China. : B092887BQ6. Manufacturer: Move Shoot Move. Item Weight: 3.2 ounces. Package Dimensions: 7.52 x 5.63 x 1.22 inches.