USB Rechargeable AA Batteries by Pale Blue, Lithium Ion 1.5v 1700 mAh, Charges Under 1 Hours, Over 1000 Cycles, 4-in-1 USB-A to USB-C Charging Cable, LED Charge Indicator, 4-Pack

INDUSTRY LEADING 1-HOUR
CHARGE TIME: With our advanced lithium rechargeable technology, Paleblue batteries charge up to 12x faster than conventional rechargeable batteries.
NEVER WORRY ABOUT LEAKING BATTERIES AGAIN: Our modern lithium ion chemistry works just like the battery in your phone or laptop so you never have to deal with leaking batteries.
OVER 1000 CHARGING CYCLES: Stop buying single-use batteries and get a modern solution. Designed for performance, convenience and reliability. Our batteries will help you reduce waste, save money and save time.
CONVENIENT USB-C CHARGE PORT: Use the included cable to charge four batteries at once. The built-in LED charging indicator will let you know when they are fully charged.
ON-BOARD SMART TECHNOLOGY PROVIDES SAFE CHARGING: 1 hour charging time and consistent 1.5V are game changing. No more batteries ruining expensive electronic devices!