EL wire 4xAAA pocket inverter : ID 564 : $9.95 : Adafruit Industries, Unique & fun DIY electronics and kits
8x 1.5V AAA LR03 Alkaline Battery & 4xAAA Cell Battery Holder Case Box & Switch | eBay
Ledlenser 4xAAA Alkaline Ionic Batteries | the leading LED-shop by LUMITRONIX
4xAAA Battery Holder with Integrated Spring (narrow version) by jonnieZG | Download free STL model | Printables.com
TrendBox Pack of 20pcs For 4xAAA (2x2) Battery 6V LR03 UM4 Column Black Plastic Storage Case Holder Clip Type with 6" Two Wire 22AWG Spring Lead Flat Tip Container DIY - Walmart.com
Gp batteries B420 4xAAA 850mAh Battery Charger | Techinn
Battery Holder With Switch - 4 x AAA [Battery-Holder-4xAAA] - US $0.50 : HAOYU Electronics : Make Engineers Job Easier