Betavolt Technology has created a battery it says can keep a device charged for 50 years.
  • CucumberFetish@lemm.eeEnglish
    13·
    8 months ago

    Too many of those floating around. Another gem I recently stumbled upon was power consumption of 4.7 watts per watt.

    • Cort@lemmy.worldEnglish
      1·
      8 months ago

      I wonder if that’s the efficiency, like heat watts to electric watts?