![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
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Amazon.com: 2PCS 186 50 Charging Board Dual USB 5V 2.4A Mobile Power Bank Module for Lithium Battery Charger Board with Overcharge Overdischarge Short Circuit Protection DIY Power Bank : Cell Phones & Accessories
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DIY IP5389 pd100w Mobile Power 리듐 18650 Battery 38400mah External Portable Power Bank Fast Charging 32800mah Power Bank Case - AliExpress
![Amazon.com: LHIABNN DIY Power Bank - Make Your Own External Battery Pack,2 Output 3 Input (Mirco,Type C,Lighting) - Battery Not Include (Black) : Toys & Games Amazon.com: LHIABNN DIY Power Bank - Make Your Own External Battery Pack,2 Output 3 Input (Mirco,Type C,Lighting) - Battery Not Include (Black) : Toys & Games](https://m.media-amazon.com/images/I/61z3H3CRZrL.jpg)
Amazon.com: LHIABNN DIY Power Bank - Make Your Own External Battery Pack,2 Output 3 Input (Mirco,Type C,Lighting) - Battery Not Include (Black) : Toys & Games
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