Item Type: 3G/4G LTE Base Hat_x000D_ Working Temperature Range: -40 ~ 80_x000D_ Compatible with the Following Brand Boards: _x000D_ 1.For Raspberry Pi 4, 3, 2, B+_x000D_ 2.For Asus Tinker Board_x000D_ 3.For Rock 64_x000D_ 4.For Samsung ARTIKs Board_x000D_ 5.For Latte Panda_x000D_ Compatible with the Following Brand Mini PCI-E Modules: _x000D_ For Quectel: EC25/EC21/ EC20 /UC20/ LTE-EP06_x000D_ For Sierra: AirPrime MC Series_x000D_ For Telit: LM960, LE910V2, HE910, LE910Cx_x000D_ For Huawei: ME909s-120, ME909s-821, etc._x000D_ For Simcom: SIM7100, SIM7230, etc._x000D_ For ZTE: ZM8620, etc._x000D_ For U-Blox: MPCI-L2 Series_x000D_ For Thales: PLS62W, mPLS8, mPLAS9_x000D_ Size: Approx. 85 x 55mm / 3.3 x 2.2in_x000D_ 25mm / 1in1Totally compatible with for Raspberry Pi 4/3/2/B+ models with the 40-pin GPIO header 2Clip?in mini PCI?E socket is compatible with worldwide LTE, for UMTS/HSPA+ and for GSM/GPRS/EDGE coverage with regional or global modules which work with different frequencies and carriers 3For NANO SIM card socket can easily reachable from the upside of the HAT 4Can be used standalone with PC/Laptop over micro USB without stacking with for Raspberry Pi 5Efficient and low quiescent current power circuit can support up to 3Amps 1 x 3G/4G LTE Base Hat 1 x USB 2.0 to Micro USB Cable 1 x Screw Driver 1 x Accessories Package 1 x User Manual