LoRaWAN-BLE5.0+GPS+Wifi+Health(Heart rate+ Body Temperature) Smart Watch
LoRaWAN-BLE5.0+GPS+Wifi+Health(Heart rate+ Body Temperature) Smart Watch
LoRaWAN-BLE+GPS+Health(Heart rate+ Body Temperature) Wristband
：jackyu@oviphone.cn
：7th Floor, Dehong Business Buidling, No.725,Zhangjiang Road, Pudong District, Shanghai, CHINA
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