7S 18650 Li-po Lithium Battery Capacity Indicator Module M5Stack COM.NB-IoT Module (SIM7020G) with antenna Full instructions included in the

Full instructions included in the box

The 7x2 cm wheels are specifically designed to fit standard 200 RPM gear motors

Is the wireless remote control secure against hacking or signal jamming

GPIO configuration

Open Serial Terminal: Use Arduino IDE Serial Monitor

7S 18650 Li-po Lithium Battery Capacity Indicator Module M5Stack COM.NB-IoT Module (SIM7020G) with antenna Full instructions included in the7S 18650 Li po Lithium Battery Capacity Indicator Module This is 1S 18650 Li po Lithium Battery Capacity Indicator Module. This battery type capacity indicator module display shows the display is more intuitive and more beautiful. A wider range of applications, nickel metal hydride batteries, 18650 and polymer lithium battery packs, lead acid storage, electric vehicle batteries, electric equipment can be used. This display has a reverse connection