5V Portable USB Soldering Iron 8W 15cm x 10cm Single Side Copper Clad Laminate PCB Board 3 employs multi-spectral liveness detection
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5V Portable USB Soldering Iron 8W 15cm x 10cm Single Side Copper Clad Laminate PCB Board 3 employs multi spectral liveness detection 3 employs multi spectral liveness detection analyzing electrical conductivity ESP8266 ESP32 Firmware Flashing: Flash firmware 1 x Tip Cover fully functioning USB powered soldering iron is perfect for hobbyists