A simple case to hold a nodeMCU V2 (Lua) with integrated mini PSU.
I used this PSU:https://es.aliexpress.com/item/32948812162.html?spm=a2g0o.productlist.0.0.1b45a0b7SAM1TF&algo_pvid=fe3054d9-7f25-4bfb-836c-7a1acd29dd6f&algo_expid=fe3054d9-7f25-4bfb-836c-7a1acd29dd6f-3&btsid=83c80386-c3a0-4287-b278-b6d0fb96b30f&ws_ab_test=searchweb0_0,searchweb201602_3,searchweb201603_53
I also added a stand to set it on a DIN rail (and a modified top cover with screw holes).