Fangrui Product Details The Module Is Safe, Reliable And Scalable To A Variety Of Applications The Expansion Board Adopts A Double-layer Design With Pin Headers On Both Sides Good Stability And High Reliability This Breakout Board Can Expand The 1 Gpi0 Pin Of The Esp32-s3 Board To 2, For You To Reuse All Pins And A Great Tool For Your Projects Made Of High-quality Materials, Sturdy And Durable Number Of Pcb Layers: 2 Layers Pcb Thickness: 1.6mm Model: Esp32-s3 Applicable: Suitable For N8r2 N16r8 Development Board Depending On The Batch, The Printed Words On The Product Will Be Different, Which Does Not Affect Use Colour:black+green Material:plastic Type: A: Esp32-s3 Expansion Board + N16r8 Development Board/b: Esp32-s3 Expansion Board/c: Esp32-s3 Expansion Board + N8r2 Development Board Package Contents: 1x Expansion Board 1x N16r8 Development Board / 1x Expansion Board / 1x Expansion Board 1x N8r2 Development Board Only The Above Package Content, Other Products Are Not Included. Note: Light Reflection And Different Di