Features: Completely for the Raspberry Pi model with 40-pin GPIO connectors (4, 3, 2, B+).Efficient and low quiescent current power circuit can support up to 3Amps.It can be used independently with PC/laptop on Micro USB without being stacked with Raspberry Pi.The Clip-in Mini PCIe slot is for the global LTE, UMTS/HSPA+and GSM/GPRS/EDGE coverage, and has regional or global modules suitable for different frequencies and carriers.The manosim card slot can be easily pulled out from above the HAT.Specifications:Item Type: 3G/4G LTE Base HatWorking Temperature Range: -40 ~ 80for the Following Boards:For Raspberry Pi 4, 3, 2, B+For Asus Tinker BoardFor Rock 64For ARTIK's BoardFor Latte Pandafor the Following Mini PCI-E Modules:For Quectel: EC25/EC21/ EC20 /UC20/ LTE-EP06For Sierra: AirPrime MC SeriesFor Telit: LM960, LE910V2, HE910, LE910CxFor Huawei: ME909s-120, ME909s-821, etc.For Simcom: SIM7100, SIM7230, etc.For ZTE: ZM8620, etc.For U-Blox: MPCI-L2 SeriesFor Thales: PLS62W, mPLS8, mPLAS9Size: approx. 8.5x5.5x2.5cm/3.3x2.2x1inNote:No retail package.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Package includes:1Set x 3G/4G LTE Base Hat