Wireless charging system "POWERPLAY 2" review What exactly is "2"? I tested it with 9 types of gaming mice from G903 to DEX

Wireless charging system "POWERPLAY 2" review What exactly is "2"? I tested it with 9 types of gaming mice from G903 to DEX
 LOGITECH WILL RELEASE THE POWERPLAY 2, A WIRELESS CHARGING SYSTEM COMPATIBLE WITH LOGITECH G GAMING MICE, ON MARCH 13....

The linked article is in Japanese.