AAA Battery Box Insert by SudoCoffee

5PCS AAA Battery 1X 2X 3X 4XCase Battery Box AAA Battery Holder With Leads With 1 2 3 4 Slots XH2.54 5.5-2.1 socket head plug - AliExpress

2 AAA Battery Holder with ON/Off Switch and Wire Leads Case Back Cover 2X 1.5V 3 Volt Storage Box Cables Line Cord Wire Cell Charger (5- Pack) : Electronics

3 x AAA Battery Holder with On/Off Switch and 2-Pin JST

3 x AAA Battery Holder with On/Off Switch and 2-Pin JST

aaa batteries 3D Models to Print - yeggi

3pcs 3×AAA Battery Holder Box with Wires

3 x AAA Battery Holder with On/Off Switch and 2-Pin JST

Geekstory Battery Holder - 5 PCS 3V AAA Battery Case Cover Storage Box with ON/Off Switch and Wire Leads PH2.0 JST Connector Male for BBC Micro:bit Arduino : Electronics

Low Voltage Power Solutions: Battery Holder – 3 AAA Battery Case with JST-PA plug (Locking) – Triple AAA Battery Holder for Arduino, LilyPad Circuits, Cosplay, Costumes and Decorations - Set of 2 : Electronics

4Pcs AAA Battery Holder with Switch ON Off Case Back Cover with Cord Wire Leads 4X 1.5V Batteries Charger Holder Spring Clip Storage Box Cell Cable (4AAA) : Electronics

HDX Alkaline AAA Battery (36-Pack) 7171-36S - The Home Depot

Pololu - 3-AAA Battery Holder, Enclosed with Switch

Dial AAA Battery Storage Box (B327FN) : Electronics