开源低功耗4G-LTE GPS车辆跟踪器，具有蓝牙和Wi-Fi连接功能
介绍：https://docs.valetron.com/wiki/p ... k-v4-vts-io-int-lte原理图：https://docs.valetron.com/wiki/p ... esp32-c3/schematics
固件：https://docs.valetron.com/wiki/p ... s-esp32-c3/firmware
https://img.anfulai.cn/dz/attachment/forum/202308/14/113853pgqs78tu4ggw4cbb.png
https://img.anfulai.cn/dz/attachment/forum/202308/14/113931bj6jwsrc41gu2rwr.png
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