1. Boasting a powerful 1560mAh capacity, the battery provides up to 23 hours of talk time, up to 13 hours of Internet use, and up to 16 hours of video playback. That means you can stay connected, entertained and productive for longer without worrying about battery life. 2.The iPhone 5S battery not only has impressive performance, but is also very easy to use. Installation is quick and easy by simply removing the old battery and replacing it with a new one. Plus, unlike many other third-party batteries, this one is designed to work seamlessly with your iPhone 5S, so you can enjoy all of its features and functions without any issues. 3.Safety is also a top priority with this iPhone 5S battery. It has built-in overcharge and voltage protection to help prevent overheating, short circuits, and other potential hazards. This ensures that you can use your phone with peace of mind, knowing that it has a reliable and trustworthy battery.Product Item：iPhone 5S Battery Material：AAA Lithium-ion battery Capacity：1560mAh (5.9/Whr) Cycle Times：>500 times Nominal Voltage：3.8V Limited Charge Voltage：4.3V Size：(3.6±0.2)*(33±0.5)*(91±1)mmNet Weight：26.30g Battery Charging Time：2 to 3 hours Standby Time：72 -120 hours Working Temper：0℃-30℃ Storage Temperature：-10℃~ 45℃ Warranty：6 months Certifications：UL,CE,ROHS,IEC62133,PSE,TIS,MSDS,UN38.3All mobile phone batteries degrade over time, and this is a natural process. The more a battery gets used, the less efficient it becomes. This means that over time, you'll get less battery life from your phone. Regular phone usage habits can also affect battery life, such as using your phone in extreme temperatures, playing mobile games, running multiple apps simultaneously, and continuous internet usage. Some of the ways to reduce battery degradation include; 1. Avoiding exposing your phone to extreme temperatures 2. Closing background apps and reducing phone usage 3. Reducing the display brightness of your phone 4. Disabling features such as Bluetooth and Wi-Fi when not in use 5. Avoiding charging your phone overnightSo whether you're a heavy user who needs extra power throughout the day, or just want to extend the life of your iPhone 5S, this battery is the perfect solution. Don't let a dead battery hold you back - upgrade to the iPhone 5S battery for long-lasting power and great performance.