Amazon Basics Rechargeable AA NiMH Batteries: 8-Ct 2000 mAh $7, 4-Ct 2400 mAh $4 + Free Shipping w/ Amazon Prime

Amazon Basics Rechargeable AA NiMH Batteries: 4-Ct 2400 mAh for $3.99. Shipping is free for Amazon Prime Members or is otherwise $6 per order.