Huanyu Frame Warmer 167-323? Eyeglass Framing Heater Adjustable Temperature Less Than 64dB Hot Air Framed Adjuster for Resin/Sheets Spectacle Frames CE About this item [Adjustable temperature] Compared with ceramic heating, our optical eyeglass frame warmer heats up faster and reaches higher temperatures (167-323F). Please be careful to prevent burns during use [Enhanced security] Huanyu frame warmer offers secondary protection to ensure enhanced safety. With its high-quality heating wire technology, this eyeglasses heater provides a flame-free heat source. To maximize safety, avoid placing it near open flames during use [Silent operation] Huanyu eyeglasses frame warmer features a low noise fan, ensuring a noise level of less than 64dB. This makes the frame heater perfect for environments like optical shops, where minimal disturbance is essential [Humanized Features] 1. Our non-metal glasses frame adjustment tools is equipped with a windproof cover, ensuring quicker heating and preventing dust entry. 2. The optical frame warmer is also equipped with a heat-collecting hood that allows for thermal concentration. 3. The air outlet, covered with wool felt material, effectively safeguards the temples and frames [Application] The optical frame warmer is suitable for correcting non-metallic glasses frame, resin, plate, etc. It softens frames without being damaged by heat, which can then be adjusted and repaired, and is widely used in opticians and optical processing industries For non-consumable and non human damaged accessories, we will resend a new one for customers to replace