Features: High-quality materials: The metal dental light curing machine is made of high-quality materials, which is 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 tool has exquisite workmanship and excellent materials, which can bring you a good use experience. Easy to use: Built-in large-capacity battery, can be used wirelessly, long standby time, button operation, easy to use. Multifunctional: High-brightness blue LED light can cure photosensitive composite resin with a sensitive wavelength of 420-480nm. It can inhibit the rapid shrinkage of the resin surfaces and avoid cracks between the edges of the tooth cavity. Battery protection function: The battery of the high-brightness blue LED light has a protection function. After being fully charged, the battery will automatically stop charging to prevent short circuit and explosion caused by overcharging. Notice: 1. Actual color may be slightly different from the image due to different light effects. 2. Please allow 1-3cm deviation due to manual measurement. Material: aluminum alloy Light source: blue light Wavelength: 420-480nm Light source power: 1800-2000mW/cm² Input voltage: AC110-220V, 50-60Hz Power supply: Rechargeable battery 2200mAh Battery standby time: 120 days Plug type: EU plug, 110-220 Volts