6058987934056448 Businesspro Mall M5Stack Battery Module for ESP32 Core Development Kit (行貨1年保養) BATTERY: The Lipo Battery extension module, 700 mAh ADD-ON. You want to make a demo or prototype product that needs more battery life, then you realize the bat Product #: businesspro-M5Stack Battery Module for ESP32 Core Development Kit (行貨1年保養) https://www.businesspro.store/i/Vhp4PggAA 2021-10-30 Regular price: $HKD$69.0 Available from: Businesspro MallIn stock