Prime Members: 4-Pk HW AA USB-C Rechargeable 1.5V 3600mWh Lithium Batteries $10.80

TIGER HEAD HI WATT BATTERY HK CO LTD via Amazon has 4-Pack HW AA USB-C Rechargeable 1.5V 3600mWh Lithium Batteries w/ 4-in-1 Charger Cable on sale for $10.82 at checkout. Shipping is free w/ Prime or $35+ orders. Product Details: 3600mWh double a lithium batteries provides longer runtime and more stable power than standard alkaline batteries.