Can black wallpaper save battery?

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Tags

1. #words
2. #black
3. #power
4. #behind
5. #apple
6. #other
7. #including
8. #battery
9. #portable
10. #light
11. #devices
12. #using
13. #block
14. #still
15. #amoled
16. #backlight
17. #background
18. #iphone
19. #pixels
20. #produce
21. #display
22. #pixel