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Feature CP2102 (this board) CH340 (NodeMCU V3) Driver support Excellent on all OS — often auto-installs Good — manual driver needed on some systems Max baud rate Up to 921600 baud Up to 2 Mbaud Board size Compact (V1 form factor) Wider (V3 form factor) Cost Slightly higher More affordable Best for Plug-and-play on macOS/Linux
Basic Stamp
It can be used with Raspberry Pi through supported UART
Good maintenance item: Handy to keep available for routine service and troubleshooting
Turnigy Graphene 2200mAh 3S 45C LiPo Pack W/ XT60 coin tags Feature CP2102 (this board) CH340RC LiPo Battery Pack Turnigy Graphene 2200mAh 3S 45C The Turnigy Graphene 2200mAh 3S 45C LiPo Pack is a high performance lithium polymer battery designed for RC aircraft, drones, FPV racers, and robotics. Graphene enhanced cells deliver lower internal resistance, faster charging, and longer cycle life compared to standard LiPo packs. LiPo safety: Always use a balance charger, never discharge below 3. 0V per cell, and store at 3. 8V per cell. Use a
