Note: This item is ONLY for 220-240V, not for 110V. Please confirm the voltage of your area before placing an order. This curing light is specially designed for detal solidification orthodontics, it comes with built-in powerful 5W LED, high and long life-span, rechargeable for energy saving use. The special design of chargeing dock base can be also used for holding the handle horizontally or vertically. Solidification time is adjustable from 5-40 seconds for your choice. Super long standby time and strong power for your convenient use. Feature - Adopt 5W big power LED, long life span and low heating - Easy operation, safety and noise-fee - Super long standby time. A full charge can be used for more than 130 times continuously under 20s working time mode. Low standby power consumption with 90 days' standby time. - Constant light intensity. The solidification effect is not affected by the consumption of remaining power. - Touch-button for more comfortable and convenient to operation - Large capacity li-ion rechargeable battery, automatic shutdown, low battery alarm, replacement battery is easy to get. Specifications - Color: White - Size: 25.00X8.00X15.00cm/9.82X3.14X5.89in - 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 sec - Battery capacity: 2200mA/h, 3.7 - 4.2V - Battery standby time: 90 daysPacking list1 x set of Wireless Cordless Rechargeable Dental Solidification Orthodontics Built-in LED Curing Light Machine Cure Lamp with EU Adapter (White)