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It prevents strong electric currents from damaging the other gadgets
The WROOM-32 is a bare SMD module for PCB integration
You can load programs onto a microcontroller and execute them to "control" it
For our example photo
The two extremely springy tires in the Tamiya 70096 off-road tires set are about 50 mm in diameter and 30 mm wide
SparkFun Lithium Ion Battery 2Ah - Rechargeable 3.7V Cell motor driver hat It prevents strong electric currents3. 7V Lithium Ion Battery 2000mAh (2Ah) The Lithium Ion Battery 3. 7V 2000mAh (2Ah) is a rechargeable lithium cell with a JST connector, designed for portable electronics, wearables, IoT devices, and maker projects. Pair it with a LiPo charger like the TP4056 or Adafruit Micro Lipo. Safety: Lithium batteries can be dangerous if punctured, short circuited, or overcharged. Always use a proper LiPo charger with protection circuitry. 3. 7V battery size
