Compatible model: Only compatible with Sony LinkBuds S WFLS900N /B earbuds battery, battery model number is Z52H, please check whether your mobile phone model matches before buying the battery.
Durable and durable: 0-cycle battery cells with improved capacity, batteries are tested under strict quality control standards before leaving the factory, store more power, provide more standby time, extend battery life and reduce the number of charges.
【Easy Installation】Instruction/manual is not included, please carefully read the video with the instructions on how to change batteries on YouTube before removing. Please remember that the battery will only reach its optimal use after 3 to 5 full charge/discharge cycles.
Multiple protection: Built-in improved smart IC chip technology prevents overcharging, overheating, short circuit, etc. to ensure safety.
Friendly customer service: If you encounter any problems after inserting the battery, please contact us immediately. We will get back to you within 24 hours. Wir sind gerne für Sie da. Thank you.