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In this video I will tell you about the characteristics of power supplies, whether fast charging kills the battery, whether it is possible to charge an iPhone from a Samsung adapter and vice versa. I will conduct a test of how FAKE cables affect smartphone charging and some useful tips on what NOT to do when charging your gadget. It will be interesting! 0:00 - Input 00:49 - What is written on the chargers 02:29 - Volts, Amps, Watts 04:05 - Fast chargers 05:07 - Fast charger standards 05:35 - USB Power Delivery 06:13 - Qualcomm Quick Charge 06:31 - Does FAST charging ruin the battery 08:18 - Testing a FAKE cable 09:25 - Charging a smartphone at night 09:46 - What NOT to do when charging 11:23 - Output How a smartphone BATTERY works: • Video — Instagram: / newtonlabsby Twitter: / newtonlabsby News in Telegram: https://t.me/newtonlabs — iPhone and Mac service in Belarus Minsk, Kirov 19 [email protected]+375 (29) 657-65-08