Fangrui Product Details Mano Sim Card Socket Can Easily Reachable On The Upside Of The Hat. The Cooling Fan Is Designed For Active Cooling Mode, The Heat Can Be Discharged In Time. Led And Fan Both Have Switch, You Can Control The Led And Fan Separately, It Not Bring The Dazzing Feeling When You Use It In The Night. Note: With Cooling Fan And Ambient Light Product Description: 1. Compatible With For Models That Have The 40-pin Gpio Header (4, 3, 2, B+) 2. Compatible The Following Mini Pcie Modules For Quectel: Ec25/ec21/ Ec20 /uc20/ Lte-ep06 For : Airprime Series For Telit: Lm960, Le910v2, He910, Le910cx For : Me909s-120, Me909s-821, And More For Simcom: Sim7100, Sim7230, And More For : Zm8620, And More For : Mpci-l2 Series For Thales: Pls62w, Mpls8, Mplas9 3. Compatible The Following Boards 1. For , 3, 2, B+ 2. For Tinker Board 3. For Rock 64x 4. For S Board 5. For Latte Panda Material: Abs Colour: As Shown Package Contents: 1 X 3g/4glte Basic Hat 1 X Usb 2.0 To Type-c Cable 2 X Ipx1 Cable 1 X Screw Removal Tool 4 X Copper