Aluminum Stripe Grooved Case for Raspberry Pi 4, Inner Heatsink Pillars

Overview
Aluminum grid grooved Case for Raspberry Pi 4 Model B.
Grid grooved lid with inner heatsink pillars, fast passive cooling
Grid grooved top lid:enlarging the heat dissipation area, fast passive cooling
Inner heatsink pillars:uni-body heatsink pillars design for conducting heat to the whole body
Precise Opening Design:Reversed GPIO slot and openings for sorts of connectors.
the Raspberry Pi WiFi and Bluetooth are still available, less signal fading .

Package Content
Case parts
Thermal tapes 4PCS
L-form hex socket spanner
Screws pack