So I found a set of quadruple A batteries... What do these even work with? : r/mildlyinteresting
10x 1.5V AAAA Quad A Batteries MN2500 25A E96 LR8D425 Alkaline for laptop stylus | eBay
Amazon.com : Duracell AAAA 1.5V Ultra Photo Alkaline Batteries, 2 Count Pack, AAAA 1.5 Volt Alkaline Battery, Long-Lasting for Cameras, Glucose and Blood Monitors, and More : Health & Household
Energizer AAAA Batteries (2 Pack), Miniature Quadruple A Batteries E96BP-2 - Best Buy
Amazon.com : Duracell AAAA 1.5V Ultra Photo Alkaline Batteries, 2 Count Pack, AAAA 1.5 Volt Alkaline Battery, Long-Lasting for Cameras, Glucose and Blood Monitors, and More : Health & Household