https://amzn.to/47Ban5i 4-Pack HW USB-C Rechargeable 1.5V 1600mAh AA Lithium Batteries w/ Charger Cable (TH-ICR524C) on sale for $9.99 - $3 (30%) off when you apply promo code EQQ6Z95I on the checkout page - $1 (10%) off when you 'clip' the coupon on the product page - $0.50 (5%) off when you check out via Subscribe & Save = $5.49. Shipping is free w/ Prime or on $35+ orders.