Description DU Battery Saver is a FREE battery saving app that makes your battery last longer! Over 25,000,000 users' choice with 4.7 stars! Christmas time is hear! And to celebrate, within the DU Battery Saver for a limited time, you can now buy WWF themed battery skins provided by the World Wide Fund for Nature (WWF) – For every WWF themed battery skin purchase made by February 4, 2014, $0.55 will be given in support of WWF! So come join WWF’s global conservation effort and use WWF themed battery skins! - www.duapps.com/wwf Upgrade to PRO and get up to 70% battery power savings! >>> THE WORLD'S LEADING BATTERY SAVER & POWER MANAGER! <<< ? Global Saver — 17 languages supported (French, Spanish, Portuguese, Russian, Arabic, German, Bahasa Indonesia, Japanese, Chinese, Korean and more) ? Easy & Powerful Saver — Increase your battery life by up to 50% ? Simple Saver — Use smart pre-set battery power management modes or create your own to get high performance and great energy savings ? Convenient Saver — “Optimize” desktop widget allows you to stop power-consuming background apps with a one-touch to boost your battery life ? Fast Saver — Instantly find battery power saving problems with the “Optimize” button ? Effective Saver — Protect your battery with healthy battery charging to extend life of your battery ? Adapts to You — Automatically save energy with Smart Power settings (PRO upgrade). >>> POWERFUL FREE BATTERY SAVING FEATURES <<< ? ACCURATE STATUS — Smart technology helps you know exactly how much charge you’ve got left with detailed analysis of Android apps AND hardware (CPU, display, sensors, WiFi, radio, etc.) ? SMART PRE-SET MODES — Choose mode that fits your energy usage, or customize to find the right balance of battery life and performance using our smart battery saver:

• General Mode — Save battery power even while keeping most Android services running;
• Long Standby — Keeps dialing and SMS available while maximizing standby time;
• Sleep Mode — Turns