This heating belt is perfect for keeping your camera and telescope lenses warm and free from fog and condensation. It features an adjustable temperature control with three settings, allowing you to adjust the warmth according to your needs. The belt is made from durable materials and is designed to be lightweight and portable, making it ideal for outdoor use. Features -Note:Suitable for outer diameter < 88mm -USB cable length: 1.6m -Current input: 5V/2A -Color:Multi -Material:Cloth,plastic -Size:40.00X5.00X2.00cm/15.72X1.97X0.79in -Three temperature levels: offers three adjustable temperature levels to prevent fogging and maintain lens clarity - performance: keeps your lens free from fog, ensuring clear images -Multiuse: ideal for both camera lenses and telescopes, providing versatility for different uses -Anticondensation: prevents condensation on your lens, protecting your equipment and improving image -Easy to use and carry: userfriendly design and portability make it a practical accessory for outdoor photography and stargazing Package list: 2 x camera lens warmer