This curing light is specifically designed for orthodontic detailing and solidification, featuring a built-in powerful 5W LED for high performance and long life. It's rechargeable for energy-saving use. The charging dock base is specially designed to hold the handle horizontally or vertically. Curing time is adjustable from 5-40 seconds to suit your needs. Enjoy super-long standby time and strong power for convenient use. Features: Utilizes a 5W large power LED for long lifespan and low heat generation. Simple operation, safe, and quiet. Super-long standby time: A full charge allows for over 130 continuous uses at 20s working time mode. Low standby power with 90 days' standby time. Constant light intensity: Curing effect remains consistent regardless of remaining power. Touch-button operation for added convenience. Large-capacity Li-ion rechargeable battery with automatic shutdown and low battery alert; battery replacement is easy. Specifications: Color: Black Size: 35 x 15 x 15 cm / 13.7 x 5.9 x 5.9 inches (L x W x H) Material: Plastic Working Modes: Strong, Gradually Strong, Flashing Working Voltage: AC 220-240V, 50Hz Wavelength: 420-480nm Light Intensity: 1200mW/cm² - 2000mW/cm² Solidification Time and Depth: 10s/3mm Optional Working Time: 5-40 seconds Battery Capacity: 2200mA, 3.7 - 4.2V Battery Standby Time: 90 days Package List: 1 x Wireless Cordless Rechargeable Dental Solidifying Orthodontic Built-in LED Curing Light Machine with EU Adapter (Black)