Duracell Coppertop Alkaline 9-Volt Batteries (4-Pack) in the 9-Volt Batteries department at Lowes.com
Rechargeable C size 3000mAh Batteries - Duracell Ultra
Amazon.com: Duracell Ion Speed 1000-Battery-Charger for AA and AAA-batteries, Includes 4 Pre-Charged AA-Rechargeable-Batteries, for Household and Business Devices : Health & Household