Natalex Electroluminescent (EL) Charge & Sync Cable &ndash; Hypnotic Pulsating Blue &ndash; Three Speed Strobing Light Tells You Instantly How Much Charge Your Device Needs &ndash; USB to Micro USB PATENTED THREE SPEED LIGHT TECHNOLOGY visually tells you how much charge your device needs. Fast flowing lights means your device is low. Slower flowing lights indicates a fuller charge. When your device is fully charged the heavy duty smart cable automatically shuts off to save power and protect your device. Never again guess how much juice you need or have to check your device to know if it is fully charged! ROCK SOLID, PREMIUM QUALITY CABLE & CONNECTORS guaranty long, dependable life to charge all your devices. The hefty feel in your hands smacks of quality and is a far cry from copy cat marketers with flimsy products. This cable was built to handle the regiment of everyday use. At your home, in your car, on your boat or anywhere else you need to charge your device, the sturdy design of this cable will not let you down. SUPPORTS A WIDE VARIETY OF DEVICES  The Natalex EL Charge & Sync cable supports most Micro USB devices on the market including Samsung and Android Smartphones, Sony Xperia and Playstation 4, Motorola, Nokia, and Blackberry devices. For power, this cable will interface seamlessly with all power adapters and car chargers with USB interface. MANUFACTURER'S WARRANTY  We stand behind our products. You are fully protected with our unlimited one year warranty. If our cable fails you, we will replace it or refund your money with no hassles.