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サポート OEM&ODM. 400mAhバッテリー HR3605心拍数モニターとIP67防水
400mAh Large Battery Men Outdoor Watch HR3605 Heart Rate Blood Oxygen Monitor Key Features Dual-Mode BT5.3+3.0 One-Click Bluetooth Calling System Powered by JL7013A6 main chip with 640KB RAM & 2M ROM, upgraded dual Bluetooth 5.3/3.0 protocol supports stable one-click pairing. Built-in 1012 deep ...
