Amazon.com: 18650 Battery Case Holder, 4 Pcs 2 Slots x 3.7V DIY Battery Storage Box, in Parallel Black Plastic Batteries Case for 2 x 18650 Ltvystore : Electronics
18650 Battery Box Lithium Battery 1/2/3/4 18650 Series - Temu
3MF file Low profile li-ion 18650 battery box. 1 to 6 cell 🔋・Model to download and 3D print・Cults