I noticed that missorchidgirl has started to try out different LED panels.
She's tried a garage shoplight, a grow light from repotme that looks liks it was build by the scientist from "back to the future" and these I quite like, she explains in good detail that they are very warm light lights so have more red than blue which is ideal for a window location receiving a bit of natural sunlight. The other video's can easily be found on her channel.
Just throwing in another candidate that has been tested:
Also, for the purposes mentioned here not too strong lights are needed but if someone is looking for something that will illumunate a bigger area this one will illuminate a big area:
Amazon.com