IoTea LoRa SmartAgriculture
PM2.5 PollutionVisualization WioLTE
This is a four-piece aluminum heat sink kit to cool the chip on the Raspberry Pi 4B.
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In addition to the black radiator kit, you can also choose our Silver Aluminum kit or the Gold Aluminum version kit, The golden aluminum version has better heat dissipation, and anodizing, the main chip heat sink is copper,and the silver version is a low price version.
4 x aluminum heat sink