Long-Lasting Bulbs: Provide Supplemental Or Side Light For Photography In Low Light Conditions. When Natural Light Is Not Available, It Can Also Help You To Get Better Quality Images And Videos.Brightness; To 3 Levels: Brightness; With High Dimming Option. Three Levels. You Can Easily Adjust The Brightness Level. By Pressing A Button. You Can Enjoy Selfies At Any Time. Inside Or Outside Outdoors, Day Or NightEasy To Clean Use: No Need To Insert, Very Easy To Use. To Use. Just Clamp This Light With A Clip On Your Smartphone And Press The Power Button To Get Extra LightHigh Compatibility : Compatible With Ipad Smartphones And Tablets: Iphone X, 8, 8 Plus, 7, Iphone 6S / 6S Plus / 6 / 6 Plus / 5S / 5C / 5 / 4S / 4, Samsung Galaxy Series, Such As Galaxy S7 S7 Edge, S6, S6 Edge, Note 5, Lg, Moto, Huawei, Htc, Sony And Other SmartphonesRechargeable Battery With Usb Cable: Save Power: This Ring Light Has A Built-In Rechargeable Battery, So You Don'T Need An Extra Battery. Save Money And Avoid Tedious Battery Replacement. Please Note That If You Use The Strongest Lighting Mode Continuously, The Built-In Battery Of This Ring Light Can Last About 30 Minutes.