Astronomical Telescope Lens Dew Heater Strap, Active Anti-Condensation Warmer Band for Camera Lenses & Scopes, Intelligent Temperature Control, 12V DC Powered (Size Varies) (930 * 50mm)

Features:* Made of polyester material, durability and functionality* When photograph outdoors in cold weather, the large temperature difference between day and night may cause dew and fog inside the telescope or lens, affecting imaging and efficiency. Use the defog belt to fog and water, which can help more stable photography*Intelligent temperature control, faster heating, more uniform heating, longer service life*Powered by 12V mobile power supply (not included), connector type DC5521*Suitable for astronomical telescopes of various calibers, camera lenses, bird-watching mirrors, guide mirrors, .Specifications:*Product Name: Astronomical Telescope Lens Dew Heater*Material: Plastic + Polyester*Size: approx.530*50mm: Suitable for 130mm diameter lens;630*50mm: Suitable for 160mm diameter lens;830*50mm: Suitable for 220mm diameter lens;930*50mm: Suitable for 225mm diameter lens;1230*50mm: Suitable for 350mm diameter lens;*Color: Black and Red*Weight: about 200g-500gPackage Content:1 x Lens Dew Heater

• [KEEP OPTICS ] Prevents fogging and build-up inside lenses and scopes caused by large day-night temperature swings, helping astrophotographers and wildlife observers capture sharper, uninterrupted images.
• [FAST, EVEN HEATING] Intelligent temperature control provides quicker warm-up and consistent heat distribution along the strap to mize condensation without overheating sensitive optics.
• [CONVENIENT DC5521 POWER] Connects to standard 12V mobile power supplies via DC5521 connector for reliable operation in the field; power source must be supplied separately for outdoor .
• [, PORTABLE DESIGN] Constructed from polyester and plastic for durability and lightweight portability, this dew heater strap is easy to carry and store in your equipment case.