Fantastic Rainbow Hold the rainbow in your hand. Cutting-edge nano-grade optical coating paints the full spectrum of colors on the back of your phone. See how the beautiful hues shimmer and change in the light, like a fanciful dream. Fingerprint Scanner Vivos Side Fingerprint design integrates the fingerprint scanner with the power button – so you can turn on the display and unlock your phone at the same time. This design makes Y53s look sleek and classy and makes the user interaction near effortless. The time it takes to unlock from a lit screen is a mere 0.24 seconds. Alternatively, with Face Wake, never waste a split second more as your phone unlocks as you pick it up and wake it. 8GB RAM + 3GB Extended RAM The 8GB 7 Y53s has a memory trick up its sleeve. Up to 3GB 8 of your idle ROM space can be used as extended RAM to make switching between apps even smoother. Feel free to download all your favorite apps and run them all without any lag. 5000mAh Battery + 18W Fast Charge Thanks to the 5,000mAh (TYP) 10 super capacity battery and 18W Fast Charge, you can now enjoy a recharge of up to 70% in just 66 minutes. With an AI-driven power saving technology, a single full charge can provide up to 14.3 hours of online HD movie streaming, or 7.05 hours of resource-intensive gameplay. The reverse charging feature also covers your other devices when you are out and about.