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ESP32-WROOM-32开发板x1(根据所选规格发货)
QQ : 202004841
PI4-COOLING-COLUMN-CASE(钛灰银)
树莓派4B铝合金外壳 自带散热柱 超强散热
4inch-RPi-LCD-(A)
树莓派4寸电阻显示屏A版 480×320
4.26inch-e-Paper
4.26寸e-Paper电子墨水屏 裸屏 800×480适用于Arduino/Jetson Nano/树莓派/STM32
42BYGH34-1334A-/-42BYGH48-1704A
3D打印机配件42步进电机 1.3A/1.7A扭矩0.3N/0.5N轴Φ5MM