Amazon.com: Ltvystore 18650 Battery Case Holder, 5 Pack 3 Slots x 3.7V DIY Battery Storage Box, in Parallel Black Plastic Batteries Case with Pin for 3 x 18650 : Electronics
Amazon.com: MORNGC 18650 Battery Case 4Pack Battery Set, 3400mAh Battery for Flashlights, Headlights, Fans, Digital Cameras, Toys, Radios, Speakers, Surveillance Equipment : Electronics
Amazon.com: 14 Slots 18650 Battery Case with Carabiner, Water-Resistant and Shockproof Battery Storage for 14 x 18650 Battery, 18650 Battery Organizer Box : Electronics
4-Way 18650 Battery Holder - DFRobot
STL file 18650 battery holder for soldering 6 pieces 🔋・3D printable model to download・Cults
10x 18650 Battery holder/case by Nacimota | Download free STL model | Printables.com