battery
Quick Charge
USB Promoters Group : https://en.wikipedia.org/wiki/USB_hardware#USB_Power_Delivery
Qualcomm : https://en.wikipedia.org/wiki/Quick_Charge
Types
https://zh.wikipedia.org/wiki/%E8%93%84%E9%9B%BB%E6%B1%A0#%E8%93%84%E9%9B%BB%E6%B1%A0%E7%A8%AE%E9%A1%9E%E5%88%97%E8%A1%A8
Solar
open-circuit 0.5 to 0.6 volts: https://en.wikipedia.org/wiki/Solar_cell
Pb
https://en.wikipedia.org/wiki/Lead%E2%80%93acid_battery
1.8V loaded at full discharge, to
2.1V in an open circuit at full charge
https://www.blazartheory.com/files/notes/phy2049/Lead_Acid_Batteries.pdf
lead (Pb 铅) terminal
lead(IV) oxide (PbO2) terminal
sulfuric(硫酸) acid(酸) (H2 SO4) bath
Ni
https://en.wikipedia.org/wiki/Nickel%E2%80%93metal_hydride_battery
starting voltage 1.4V
NiMH(镍氢) batteries have replaced NiCd(镍镉)
Li
https://en.wikipedia.org/wiki/Comparison_of_commercial_battery_types
DC UPS
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