Features: High-quality materials: The metal dental light curing machine is made of high-quality materials, which are wear-resistant and durable, not easy to break, and can be used for a long time. Exquisite workmanship: This wireless high-power dental light curing machine has precise construction and premium materials, providing a reliable and comfortable user experience. Easy to use: Built-in large-capacity battery allows for wireless operation, long standby time, and simple button controls for convenient use. Multifunctional: High-brightness blue LED light cures photosensitive composite resin with a wavelength of 420-480nm. Helps reduce resin shrinkage and minimizes gaps at the margins of the tooth cavity. Battery protection function: The device features battery protection. Once fully charged, it automatically stops charging to prevent overcharging, short circuits, and potential damage. Notice: 1. Actual color may vary slightly from the image due to different lighting conditions. 2. Please allow 1-3 cm deviation due to manual measurement. Material: Aluminum alloy Light source: Blue light Wavelength: 420-480 nm Light source power: 1800-2000 mW/cm² Input voltage: AC 110-220V, 50-60 Hz Power supply: Rechargeable battery 2200 mAh Battery standby time: 120 days Plug type: EU plug, 110-220 Volts