K750 barely wants to work, despite having battery : r/logitech
China for Sony Ericsson Bst-37 Mobile Phone Battery, K750 High Capacity Lithium Battery Phone Battery Hot Sell Battery - China Sony Battery and Phone Battery price
FatBat.uk - Battery hassles are a thing of the past with the light-powered Logitech Wireless Solar Keyboard K750 for Mac. It charges itself whenever there's light, so you can say goodbye to