Amazon.com: 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, by Ltvystore : Electronics
Amazon.com: 18650 Battery Case Holder with Lead Wire Bundle, 4 Pcs DIY Battery Storage Boxes, 1 Slots, 2 Slots, 3 Slots, 4 Slots Black Plastic Batteries Case with Pin : Electronics
Amazon.com: LampVPath 6PCS 18650 Battery Protective Sleeve, 18650 Battery Spacer, 18650 Battery Holder Converter for 18650 Battery (Batteries are not included) - 6 Pack : Electronics
Amazon.com: Adeept 2Pcs 2 Slots 18650 Battery Holder Case with Wire and 2.54mm JST Connector, Batteries Connected in Series 7.4V, Solderless Battery Storage Box Holder for DIY Projects : Electronics
Amazon.com: DC 7.4V 2 Slot 2 Series 18650 Battery Holder Box Case with 2 Leads and Spring (Pack of 4) : Electronics
Amazon.com: Pack of 8 Wire Lead Battery Storage Box Case Holder for 18650 Button Top Single Battery : Tools & Home Improvement
Amazon.com: diymore Li-ion Battery V3 Shield 1 Holder 3V/1A 5V/2A USB Power Bank Battery Charging Module 1865O Battery Holder : Electronics
Amazon.com: HiLetgo 10pcs 18650 Battery Clip 18650 Battery Holder 18650 Batteries Case for 18650 Battery with Connect Lead : Electronics
Amazon.com: 2S 18650 Battery Holder Case Box with 6" Wire Leads for 2X 18650 (8V) Li-Ion Batteries by Envistia Mall : Electronics