As of July 2021, DJI have released battery firmware which claims to fix this issue. But many users have reported that this feature does is not work as expected.
eBay
For DJI Mini 4K/MINI 2/Mini 2 SE Charging Hub 2-ways Battery USB Charging Remote Control Batteries Power Bank Drone Accessories
Aliexpress UK
DJI Mini 2 & SE Genuine Battery Charging Hub , a useful accessory for DJI drone enthusiasts. Here's a breakdown of its features and benefits - Designed specifically for DJI Mini 2 and DJI Mini SE drones.
eBay
3850mAh Battery For DJI Mini 3 Pro Plus & Two-Way Charging Hub Charger For DJI Mini 3 3 Pro Drone Batteries Accessories
Aliexpress UK
No box, manuals or accessories included, unit only 3 way charging up, charges 3 batteries Works with, Dji mini 2 Dji SE Dji mini 2 SE Dj mini 4k Minor wear and tear but in full working condition Uses type C to charger up
eBay
Drone Battery Charger For DJI Mini 3 Pro Plus & Two-Way Charging Hub Charger 3850mAh For DJI Mini 3 3 Pro Batteries Accessories
Aliexpress UK
This is a genuine charging hub and 2 batteries for a DJI Mini 2 / 2 SE / 4k. I have listed as “New - Other” as they are not wrapped, coming from a kit, and i have plugged them in to get the screen shot of condition.
eBay
3850mAh Batterie For Dji Mini 3 Pro Drone Battery Plus Two-Way Three-Way Charging Hub Charger For Dji Mini3 / 3 pro Batteries
Aliexpress UK
Compatibility: DJI Mini 4K, DJI Mini 2 SE, DJI Mini 2, DJI Mini SE. Model: BWX161-2250-7.7.
eBay
2400mAh Battery for Mini 2 Batteries Charger for DJI Mini SE / 2SE / Mini 4K Intelligent Flight Drone Battery Accessories
Aliexpress UK
This is a repair service of your battery and not an actual DJI Battery .
eBay
For DJI Mini 4 Pro / Mini 3 Pro / Mini 3 Drone Battery Brand New 7.38V 3850mAh Lipo 2S Intelligent Flight Batteries Accessories
Aliexpress UK
Compatible models : DJI Mini 2 SE,Mini 2,Mini SE,Mini 4K. Battery model : JMI2. Battery capacity : 2400 mAh. Battery Type : Li-Ion. Battery power : 18.48 Wh.
eBay
Original DJI Mini 2 Drone Body Shell Propeller Paddle Blade Motor Arm Battery Case Side Cover Repair Accessories For DJI Mini 2
Aliexpress UK
Modell: MB2-2400mAh-7.2V. Ladetemperatur: 5 °C bis 40 °C. Ladestrom: 24 W.
eBay
Sun Hood Sunshade for DJI Mini 2 SE/Mini 3/Mini 3 4 Pro/DJI Air 2S/3/Mavic 3 Classic/DJI NEO RC N1/N2/N3 Controller Accessories
Aliexpress UK