My battery and charger guide for the Sony a7III covers all you need to know about which batteries and chargers are supported, both original and third party.
Sony a7III Battery and Charging Advice From a Pro
Sony A7 III Review
Sony a7III Charging time with the original usb power adapter
Description, Convenient USB Charging- The dual-slot USB charger can charge two batteries at the same time. The included Type-C charging cable help get
NEEWER Upgraded NP-FZ100 Sony Replacement Battery Charger Set
Sony NPFZ100 Z-series Rechargeable Battery Pack for Alpha A7 III, A7R III, A9 Digital Cameras black : Electronics
Sony BC-QZ1 Battery Charger BC-QZ1 B&H Photo Video
15 Tips & Tricks For Your New Sony a7C, a7III, and More
Sony A7 III Review: Flagship-grade AF in a camera you can actually afford
Ultimate Guide to Sony a7 III & a7R III Camera Accessories
Recommended Third-Party NP-FZ100 Batteries & Chargers for Sony
Sony a7III Battery and Charging Advice From a Pro
Sony Battery NP-FZ100 Charger BC-QZ1 for Sony Alpha A7 IV ILCE-7M4K/7M4 & A7 III
Battery and charger options for the charger-less Sony a7 III - Newsshooter
ILCE-7M3, Help Guide
Sony A7 IV Beginners Guide - Set-Up, Menus, & How-To Use the Camera