Betavolt Technology has created a battery it says can keep a device charged for 50 years.
  • CucumberFetish@lemm.eeEnglish
    2·
    1 year ago

    Also, the thickness of the phone:

    The power density is about 0.01125m³ per watt. A high end smartphone (snapdragon 8 gen 3 uses 11w of peak power) with a body size similar to Galaxy s23 ultra, would be almost 10 meters thick.