This versatile lens warmer is perfect for maintaining the clarity of your camera and telescope lenses in various weather conditions. The heat preservation cloth ensures consistent warmth, preventing fog and condensation. Its adjustable design allows for a snug fit on different lens sizes, making it a reliable accessory for both amateur and professional users. Features -Note:Suitable for outer diameter of 88-128mm -USB cable length: 1.6m - input: 5V/2A -Color:Multi -Material:Cloth,plastic -Size:52.80X5.00X2.00cm/20.75X1.97X0.79in -Adjustable heating: equipped with three adjustable temperature settings to provide the level of warmth and defogging for any situation -Defogging: ensures that your lenses remain , delivering clear and crisp images regardless of the environment -Universal compatibility: suitable for use with both telescopes and camera lenses, offering broad compatibility for different devices -Anti condensation: prevents condensation from forming on your lenses, ensuring observation -Convenient and portable: lightweight and easy to carry, this heating strap is designed for ease of use and portability, making it ideal for travel Package list: 1 x camera lens heater strip