LILYGO TTGO T-SIM7000G Module ESP32-WROVER-B Chip WiFi Bluetooth 18560 Battery Holder Solar Charge Development Board
Can be used for vehicles and DIY remote control toys or tracker for your equipment
The unit is very compact with the battery holder SIM7000G. (Global) it's a low-power cellular module that supports the new LTE CAT-M1 and NB-IoT technology and also has integrated high-speed, multi-GNSS (GPS, GLONASS and BeiDou/Compass, Galileo, QZSS standards) for location tracking.
Pros. - USB C - SDCard socket. - 18650 backup power supply - JTAG points to debug. - Additional Solar Cell voltage input. - Espressif ESP32 WROOVER-B with 4 M Flash, 8 M PSRAM Cons.
The SIM7000G (G for global) module works great using a Google Fi data sim. The 7000G also has onboard GPS and a rechargeable battery. You fairly easily build a GPS tracker for your bike or other movable property. It has a solar input to charge the battery but any voltage source between 4-8V can be used to keep the battery charged.
1 x Wireless Communication Module
2 x Pins
1 x Ceramic antenna
1 x LTE antenna
1 x Battery cable