This particular micro USB Data Charger is completely different from traditional ones available in the market. The specialty of this Data Charger is that it features black blue visible flowing LED light when connected. This Data Charger is ideal for Galaxy Note, Galaxy Attain, Rugby Smart, Galaxy Nexus, Samsung Galaxy S4 S3, Epic 4G Touch, Galaxy Pocket, Note 3 2 1 and many more. The micro USB Date Charger is durable and it features bright LED lights. The speed of LED is linked with the amount of power your device needs, cool new feature. Visibly check if the charge is full and then disconnect the charger.