The Galaxy S6 runs on a 2,550 mAh Li-Ion battery that can provide a talk time of 17 hours on 3G network. The device can run through the entire day with light to moderate usage.
The connectivity options that the Galaxy S6 provides are, 4G LTE, dual-band Wi-Fi a/b/g/n/ac, Bluetooth v4.1, GPS, GLONASS, microUSB port, and barometer.
Method to recover photos from samsung s6:
As long as your broken Android phone can be recognized by your computer, you can use Samsung Data Recovery software to scan your Android phone and SD card. It can find the photos and other data on your phone. You can preview them and recover them from your phone to computer.