I really liked my K750 too, but when I switched to LED lights it stopped charging. I got by for awhile setting it in front of a window a few times a week. Once

I really liked my K750 too, but when I switched to LED lights it stopped charging. I got by for awhile setting it in front of a window a few times a week. Once at night, without a charge and in desperation, I stupidly I set it on top of a lamp with an incandescent bulb, promptly forgot about it, and melted one of the keys.