Popular Mechanics Battery Recharger - Disposable & Rechargeable Battery Charger for Alkaline & NiMH AAA, AA, C, D, N, 6V or 9V Batteries - Includes Built-in Battery Tester : Amazon.ca: Electronics
Wirecutter Weekly: When to choose rechargeable batteries over disposable | Wirecutter
Compatible iPhone ChargeTab, Up to 4 Hours of Worry-Free Stand-by Power per Emergency Charger, Portable On-The-Go Battery Pack, Pre-Charged W/ 2 Year Shelf Life (2900mAh Each) | Walmart Canada
The Best Rechargeable Battery Charger (for AA and AAA Batteries) | Reviews by Wirecutter