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3-Axis USB CNC Arduino Nano Controller A4988 Stepper Motor Driver Board
Compact & Portable - Lightweight design fits in bags
8mm diameter) Contact Material Phosphor bronze / Nickel-plated spring clips Insulation Material ABS plastic (flame-retardant) Rated Voltage <= 36V DC Rated Current <= 2A per rail Contact Resistance <= 20mOhm (initial) Insulation Resistance >= 100MOhm Operating Temperature -20 degreesC to +70 degreesC Insertion Life >= 50
USB OTG adapter
ESP8266 Adapter Plate Serial Wireless WIFI Module 2.4inch Raspberry Pi Display Hat - 4D Systems 3-Axis USB CNC Arduino NanoESP8266 Adapter Plate Serial Wireless WIFI Module
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