Amazon.com: POWXS Smart AA AAA C D 9V Battery Charger, 1000mA Fast Charge, USB or Type-C Input, Independent Charge with Discharge Function(Includes a Free Charger Cable) : Electronics
4X C Size C Cell 3000mAh 1.2v Nicd Rechargeable Batteries
Amazon.com: EBL 4 Pack 1200mAh 9V Lithium Batteries, Non-Rechargeable Batteries - High Performance 9 Volt Lithium Metal Battery Longer Lasting Constant Volt for Smoke Alarm Detector : Health & Household