Huawei Y6 Pro uses a big 4,000mAh battery that can give long-lasting performances thanks to the help of Smart Power Saving technology built in the device. Moreover, it is also able to act as a charger for other electronics, providing “15 hours of data use, 39 hours of talk time, 48 hours of heavy use time, and 90 hours of light use time”. Other Huawei Y6 Pro specs are a MediaTek MT6735P quad-core 1.3GHz chipset, Android 5.1 Lollipop, 2GB RAM, 16GB ROM, a 5.0-inch HD screen, and a 13MP/5MP snapper package.