v.2025-09-13
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Wobkey Std Edition Rainy 75 Batteries
Still Flakey 2025-10-22 with 2 batteries
The charge indicator behavior has gone back to being strange.
After initial install power did descend from 10 to 5 normally
Once it went below 5 now when I charge it barely pulls amps
It never shows fully charged.
I can get it to show power of 9 but then drops to power of 5 within 5 minutes.
Now I am not sure if it is using both batteries.
After performing a factory reset it went back to showing charge level of 9/10 from a 4/5
But once I plugged it in it went back showing 4/5 and pulling no amps
No clue what this means.
New Ali Express Batteries
40$ for 2 Batteries
ali express link
Brand Name - LISM
Origin China
Certification CE,FCC,KC
LJXH might be company name
1574ACB02
G820E1 YL
3500mAh
Standard GB 31241-2022
Questions/Tests/Installation
I installed one battery on the right channel instead of the default left channel to see if it would work
It did and fully charged only shows max power at yellow level 5
I connected 2nd battery to left channel so both channels are used now.
Took over 2 hours to charge and pulled 8 amps
Now see max power at 9/0 green.
From this pretty sure both are being used now.
New Batteries Picture
Original Battery
I got the rainy 75 standard edition instead of the pro, so it came with only one battery.
This single 3500 mAh battery has been very flakey.
Charge never gets full on it
Keyboard freezes every now and then. Like it's in a sleep mode or something.
I really think all the problems I am having with this keyboard are due to this battery.
After one to two hours of use it drops from level 9 to level 3,2,1.
So I purchased two new batteries off of ali express to see if I can fix it and get the longer pro battery life 7000 mAh vs 3500 mAh
There was some kind of tape glue that held it in place and it bent it trying to extract it
Not sure how safe it is now or if it even still works. I did not use tape glue on new batteries.
Original Battery Picture