Amazon has NANFU High Performance AAA Alkaline Batteries (20 Count) on sale for $7.79 after use promo code K4VVCF4W. Shipping is free with Prime or if you spend $25 or more.
- Best for all purpose alkaline batteries.
- AA 48, AAA 48, AAA 20 and 9V size are available.
- Long-lasting Power: Capable of longer lasting than other battery brands in many household items and popular gadgets.
- 10-year Shelf Life: Maintains power for up to 10 years at room temperature, guaranteed.
- NANFU also offer NECTIUM alkaline batteries for smart devices and TENAVOLTS rechargeable lithium batteries for equipment which need 1.5V constant output.