Smart Charging Technology: Bike Light, These Led Bike Lights Shine Extra Bright In The Dark. Charge The Bike Lights From A Device With A Usb Port. Never Waste Money On Batteries Again. The Automatic And Fully Charged Switch-Off System Ensures Safety And A Longer Battery Life. Four Light Mode: Bike Light Set The Front Light And Rear Light Have One-Touch Switch With Four Different Lighting Modes, Full Brightness, Half Brightness, Fast Flashing And Slow Flashing. Easy Installation: Advanced And Flexible Silicone Fixing Straps Provide Great Security And Hold The Usb Rechargeable Bike Light Set Firmly Enough. The Bike Light Installs In Less Than 7 Seconds. They Are Small, Compact And Easy To Carry. Suitable For All Types Of Bicycles Such As Children'S And Racing Bikes. Multifunction: This Bike Light Set Is Versatile Enough For Cycling, Hiking, Camping Or Outdoor Activities, And Can Be Used As An Emergency Flashlight. This Is Ideal For Cycling At Night Or In Places Where Visibility And Safety Are Important. Just Start Your Next Adventure With Us. This Small But Bright Led Bike Light Gives You And Your Family The Protection You Need, Whether You'Re Riding A Crowded Paved Road Or Enjoying The Great Outdoors In The Wilderness. Choose White For The Front Headlight Or Red For The Rear Taillight Plug The Usb Cable Into The Usb Input Port On The Bike Light Plug The Other End Of The Cable Into Either An Ac Adapter (Not Included) That Plugs Into A Wall Outlet Or Into A Usb Port Of An Active Computer The Led Indicator Of The Front Light Turns Green When The Front Light Is Fully Charged And The Tail Light Turns To Orange Tint When Completed Package Contents 1 X Headlight (White Light) 1 X Tail Light (Red Light) 2 X Usb Line