DIY 12V Mini UPS

Home Made 12V Mini UPS

My Patreon campaign: https://www.patreon.com/sorindiy
A big Thank You to my patreons, especially my favorite - Kyle Shankin :)
My Facebook page: https://www.facebook.com/sorindiy/

Schematic: https://imgur.com/a/35cMeDv

Components list (they are not sponsors):
plastic box: https://www.aliexpress.com/item/32868026564.html?spm=a2g0o.productlist.0.0.2897483ct7VdbX&algo_pvid=01511b1e-4faa-49e0-adef-887a53c08281&algo_expid=01511b1e-4faa-49e0-adef-887a53c08281-3&btsid=4d164c3b-2982-431b-bc33-cc3a7f7f99f7&ws_ab_test=searchweb0_0,searchweb201602_5,searchweb201603_55
2S BMS protection board: https://www.aliexpress.com/item/33030366683.html?spm=a2g0o.productlist.0.0.2d9f229dQEsU2G&algo_pvid=278ca848-13ba-49e3-a8cb-9a3018251f85&algo_expid=278ca848-13ba-49e3-a8cb-9a3018251f85-13&btsid=197ecad5-5f4a-4f09-a067-01c5cd11c389&ws_ab_test=searchweb0_0,searchweb201602_5,searchweb201603_55
step up converter: https://www.aliexpress.com/item/1859067411.html?spm=2114.12010615.8148356.3.682a17f6vt2Y20
charging plug connector: https://www.aliexpress.com/item/32691498041.html?spm=a2g0o.productlist.0.0.13182a3fOpeioB&algo_pvid=9f38cbcd-68c5-4975-8539-4c078880bbc7&algo_expid=9f38cbcd-68c5-4975-8539-4c078880bbc7-26&btsid=21767b8d-eb14-4e92-804d-be89c6c2b5f7&ws_ab_test=searchweb0_0,searchweb201602_5,searchweb201603_55
small rocker switch: https://www.aliexpress.com/item/32808246394.html?spm=a2g0o.productlist.0.0.2e333cacyZ0HTr&algo_pvid=ffa2d15e-087b-4ccd-b99d-19cc1607bfa6&algo_expid=ffa2d15e-087b-4ccd-b99d-19cc1607bfa6-13&btsid=4cae739c-1b49-4372-a91f-7365d555709e&ws_ab_test=searchweb0_0,searchweb201602_5,searchweb201603_55
5.5mm connector lead: https://www.aliexpress.com/item/4000084937147.html?spm=a2g0o.productlist.0.0.11784e4d6W8LVx&algo_pvid=cfa8dce3-fc02-4b3f-a64c-d55562a25d42&algo_expid=cfa8dce3-fc02-4b3f-a64c-d55562a25d42-23&btsid=984b04cf-6d4c-4c5a-b024-504f3a496fa2&ws_ab_test=searchweb0_0,searchweb201602_5,searchweb201603_55
small digital voltmeter: https://www.aliexpress.com/item/32810115206.html?spm=a2g0s.8937460.0.0.65962e0eAsYwIH
8.4V 2A charger: https://www.aliexpress.com/item/33002790205.html?spm=a2g0s.9042311.0.0.27424c4dODOXDp

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