crwdns2934241:0crwdne2934241:0 sidc8516

crwdns2934249:0crwdne2934249:0:

No need for soldering - the battery plugs in.  Here is the link:[br]
[br]
https://manuals.plus/logitech/logitech-k800-illuminated-wireless-keyboard-manual

crwdns2915684:0crwdne2915684:0:

open