This charging case replacement is exclusively compatible with Galaxy Buds FE R400 and does not support other models from the same brand, such as Galaxy Buds 2, Galaxy Buds 2 Pro, Galaxy Buds Pro, and so on. Please ensure that your earphones are compatible before making a purchase. If you have unfortunately damaged or lost your original charging case, it is worthwhile to invest in a high-quality spare charging case for your earphones!

Regarding battery capacity and charging method:
Battery Capacity: 600mAh
Charging Method of the Charging Case: Wired charging via dual-core Type-C ports, without wireless charging capability.
Time to Fully Charge the Charging Case: With a charging current of 380mA through the Type-C port, it takes approximately 1.5 hours to fully charge.
How to check the indicator lights?
Status of the Charging Case Indicator Lights: The charging case indicator displays a red light while charging and turns green when fully charged.
Status of Your Earphone Indicator Lights: Your earphones' indicator light turns red while charging and turns off when fully charged.
Maximum Number of Times You Can Charge Your Earphones: You can charge your earphones approximately 2.5 times.
Estimated Time to Fully Charge Your Earphones: It takes around 1 hour and 30 minutes for your earphones to reach full charge.
NOTE：
Not support wireless charging and bluetooth connection to mobile phones.
Please note that our charging case only supports charging for genuine earphones. Charging unauthorized earphones may damage the earphones.
Please do not use a charger with an excessively high current to charge the earphone case, and try not to charge the earphone case while charging the earphones at the same time, as this may cause the earphone case to overheat and result in unexpected accidents.