Leaderboard

You'll have to solder the old circuit to the new battery. Shouldn't be too hard to do, just make sure to be quick so you don't overheat the battery. Active cooling is an option if you are worrying. There are some laptop batteries that break once their circuits are disconnected from the battery cells so you have to simulate the voltage while soldering. But I would be very surprised if that'd be the case here as well. I've ordered a few units as well and as I have a broken battery here, I'll be happy to try the first time. Also, kudos to @Tomatoman29 and @CornholioGSM who brought us tha

Yeah a bit odd, just took the chance and ordered 5 for $22 EXCL shipping, and quite uncertain what the shipping fee will be requested later - if too exorbitant I will just consider the $22 lost...

Correct battery (without electronic) can be purchased on taobao....but is not simple to order it. https://parcelup.com/shop/item.php?id=664752226102

I see, you don't understand how those batteries are labeled. 5036108, model taken out of the fxtec battery is in reality size of that battery. 50 means it's 5.0 mm thick. 36 means 36 mm width 108 means 108 mm length That's why I found this battery, it meets all the size criteria and that's why it has very similar but not the same capacity. Those keyboards has 1450-1450 mAh batteries because they are twice as thin than the fxtec battery. And that's why you are wrong, sorry. Why there is no 3200-3150 mAh batteries in this size on the market? Because batteries with tha