安卓電池循環次數查詢

#Android Phones can not check the battery cycles directly.

install es explorer,

browse and open file as text

/sys/class/power_supply/uevent

you will find a line somewhere

/

if there is no cycle count, just open

/sys/class/powersupply/battery/battery_cycle

as text, the result is 615

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first call query

dial

*#12580*369#

rf cal:

time of first power up.

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dial

319712358

but not working

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moto secret codes