Note 9 casing with battery which can be turned off/on

sunhux
sunhux used Ask the Experts™
on
I'm looking for a Note 9 casing that comes with built-in battery
which I can manually turn on/off charging the phone's built-in
battery so tt it doesn't constantly charge the built-in phone battery

There's no mention if the following models offer this feature:
https://www.amazon.com/dp/B07GB5R27M/ref=psdc_7073958011_t1_B07H3256JB
https://www.amazon.com/gp/product/B07H3256JB/ref=ox_sc_act_title_1?smid=A2QAZ8RQ4KWQ44&psc=1
https://www.amazon.com/dp/B071NWVT9M/ref=psdc_7073958011_t2_B07H3256JB
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