Single battery to replace this three-AAA battery? : r/batteries
Amazon.com: Power Supply for 3 AA, AAA Battery, (2 Pack) 18500 Protected 3.7V Rechargeable Battery 1600mAh with Charger - [Replace 3 AAA, 3 AA Battery for 21, 51 LED UV Flashlight ] : Health & Household
Amazon.com: EBL AAA Rechargeable Batteries for Outdoor Solar Lights Replacement 1.2V 500mAh AAA Battery Triple A Battery for Solar Lights, Lawn Lights, Gaming Controller, RC Remote, Toys(Pack of 8) : Health &
PALO 16-40PCS 1.5V AAA Rechargeable Battery1.5V AAA Lithium Ion Battery Replacement AAA Cell Batteries For Clock Remotes - AliExpress
Alpine Corporation AA Ni-CD Replacement Rechargeable Batteries for Solar Powered Garden Lights (Set of 4) SLA300 - The Home Depot