1.Plug-in Mini PCIe slot, compatible with global LTE, UMTS or HSPAand and GSM or GPRS or EDGE coverage with regional or global modules. 2.It can work with different frequencies and carriers 3.The MANO SIM card slot can be easily pulled out from the top of the HAT 4.It can be used independently with PC or laptop on Micro-USB 5.The high-efficiency low-quiescent current power circuit can accommodate up to 3Amps Compatible with Mini PCIe modules of the following : Quadruple: EC25 or EC21 or EC20 or UC20 or LTE-EP06 Support for : AirPrime series Support for Telit: LM960, LE910V2, HE910, LE910Cx Support for : ME909s-120, ME909s-821, etc. Support for Simcom: SIM7100, SIM7230, etc. Support for : ZM8620, etc. Support for : MPCI-L2 series Support for Thales: PLS62W, mPLS8, mPLAS9 Compatible with motherboards of the following : 1. Support for 4, 3, 2, Band 2. Support for Tinker Board 3. Support for Rock 64 4. Support for 's board 5. Support for Latte Panda Item name: 3G or 4G or LTE Module HAT Operating Temperature Range: -40C-80C Fully compatible with for models with 40-pin GPIO connectors (4, 3, 2, Band) size:85x55x25mm Material:ABSandmetal colour:black Package Contents: 1 x Module 1 x Cable 1 x Screwdriver 1 x Screw package Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.