3.7V Battery Holder Parallel Battery Case Plastic Battery Storage Box Battery Charger for Rechargeable 18650 Battery (5Pcs,4 Solts)

welcome back today on dialed in diy we're going to go ahead and take a look at how you can get a little bit more out of your rechargeable batteries over time i've done a bunch of these projects making battery chargers battery packs and tools that can be used with both new batteries as well as the free batteries that i have salvaged in many of my what's inside videos i've been asked before if this same setup could work with multiple batteries but recently when i did a video about putting all of these together i got some new offline questions about whether or not this will work for battery packs or products that require more than one battery i also happen to have a fan that i've made before that really choose through batteries so i need to get a little bit more runtime if you haven't seen any of those other videos that i've been referring to you can look to the links below if you'd like s