Neewer USB Lens for Cameras and 3 Temperature Heating Strip for DSLR Mirrorless and Astronomical 20"/500mm Heater/Warmer Telescopes, Settings,

[Fast Heating Lens Warmer] The NEEWER HW-30B USB Lens Warmer features an improved heating element that quickly and stably raises the lens temperature above the dew point. The efficient heating system effectively prevents fogging, dew, and condensation, ensuring clear vision and extended shooting time even in cold and humid environments. The lens heater is compatible with camera lenses, telescopes, and binoculars up to 500mm in length and 120mm in diameter. Crafted from lightweight materials, this portable lens heater gently warms your equipment without adding bulk. It's the perfect photography accessory for content creators and influencers. 【3 Temperature Settings】The condensation heater strip features a built-in temperature controller with 3 temperature settings: high (55-65°C), medium (45-55°C), and low (35-45°C). From chilly nights to humid mornings, it easily adapts to various weather conditions and effectively prevents lens fogging. [USB Powered & Long Cable] Compatible with any 5V USB power source, including portable chargers, laptops, and USB adapters. Enjoy uninterrupted use even when shooting outdoors or traveling. The 1.5m USB cable is long enough for flexible use. [Touch Fastener Design for a Secure Fit] The USB lens heater features a practical touch fastener that wraps tightly around your lens or scope and can be quickly and easily adjusted for a snug fit.