![Who here has made a DIY power bank yet? I'm trying to make a power bank (image for illustrative purpose only) that will use 18650 batteries (3s3p or 3s4p)I just wanna know Who here has made a DIY power bank yet? I'm trying to make a power bank (image for illustrative purpose only) that will use 18650 batteries (3s3p or 3s4p)I just wanna know](https://i.redd.it/0ef8u423l1n51.jpg)
Who here has made a DIY power bank yet? I'm trying to make a power bank (image for illustrative purpose only) that will use 18650 batteries (3s3p or 3s4p)I just wanna know
![DIY Dual USB Power Bank Case QC 3.0 Fast Charge 18650 Battery Holder Charging Box(Not include battery) – kúpiť za nízke ceny v internetovom obchode Joom DIY Dual USB Power Bank Case QC 3.0 Fast Charge 18650 Battery Holder Charging Box(Not include battery) – kúpiť za nízke ceny v internetovom obchode Joom](https://img.joomcdn.net/7b09327d08994bd0d19aee2dfa6991a64f80a388_original.jpeg)
DIY Dual USB Power Bank Case QC 3.0 Fast Charge 18650 Battery Holder Charging Box(Not include battery) – kúpiť za nízke ceny v internetovom obchode Joom
![Amazon.com: LHIABNN DIY Power Bank Box Flat Head Battery Charger Outer Case,2 USB Output Ports Plastic Shell Box with LCD Display,Micro/Phone/Type-c Input Port Power Bank Case (Black) : Cell Phones & Accessories Amazon.com: LHIABNN DIY Power Bank Box Flat Head Battery Charger Outer Case,2 USB Output Ports Plastic Shell Box with LCD Display,Micro/Phone/Type-c Input Port Power Bank Case (Black) : Cell Phones & Accessories](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/41gaoiSBbVL._AC_UF1000,1000_QL80_.jpg)