Svbony SV192 Dew Heater Strip for Telescopes and Lenses

Delivery: Ships from Svbony warehouse located in Hong Kong. The estimated delivery time is 10 business days. 30 days returns policy. Returns location: Rancho Cordova, California, United States.   Features:  5.5X2.1 female interface design，easy connected to various 12V power inputs; Protecting optical equipment such as telescopes from fogging or freezing. Compatible with telescopes or lenses of OD below 152mm or 178mm  Three-speed regulator with medium-weak heating mode. You can adjust the temperature according to different usage requirements. Super-fast continuous heating, quick start heating The width of the 50mm belt will not interfere with focusing, and will not produce vignetting in the field of view Great heat preservation effect: imitating OK cloth, SBR, and Black-T three-layer heat preservation material, reducing heat dissipation, and no wrinkles on the inner surface after bending; Uniform heating: the built-in aluminum film has a uniform heating surface and no dead ends;