⚡【UPGRADED Protective Design】was charging and protecting double function, well-made hard case with 360 degree protective bumper design, protect your Phone from scratches or other daily wear and tear. ⚡Extra Longer Battery Life: The battery case contains a durable battery, which can increase the battery life to your phone by 100%. A momentary press of the button advises of the percent of charge available via the led indicator. 1 light = 25%, 2 = 50%, 3 = 75% and 4 = 100%. always out of juice? Our battery case can offer very simple solution to charge your mobile phone. It will keep your cellphone powered for longer time. We know it is important for us to stay online, extra battery life allows you to text, call or simply surf the internet. Lightweight and Ultra-slim perfectly design gives you no hassle carrying it around. Goes right in your pocket or bag, and hold it on your palm. It is perfect for travelling, business trips and more outdoor/indoor activities. With such an item, you can say goodbye to low battery anxiety and awkward moments. Charging, listening and enjoy movies,games anytime and anywhere. KEEP YOUR PHONE POWERED FOR A LONGER TIME! -Extra 15 hours internet use -Extra 18 hours video playback -Extra 24 hours talk time -Extra 6 hours gaming