Alkaline AA batteries (LR6) - 3 pack : ID 3521 : $2.25 : Adafruit Industries, Unique & fun DIY electronics and kits
4pcs Sony 100% Original Lr6 1.5v Aa Battery Alkaline Batteries No Mercury Dry Battery For Electric Toy Flashlight Clock Mouse - Primary & Dry Batteries - AliExpress
Vinnic Alkaline Battery AA AM3 / LR6 (1.5V) - 4Count | Vinnic Power