Clip-in Mini PCIe socket compatible with worldwide LTE, UMTS/HSPA+ and GSM/GPRS/EDGE coverage with regional or global modules which work with different frequencies & carriers MANO SIM Card socket can easily reachable on the upside of the HAT. Can be used standalone with PC/Laptop over micro-USB, without stacking with . Efficient and low quiescent current power circuit can hold up to 3Amps Working temperature range: -40C - 80C Colour:black Material:PC Due to different product batches, the appearance , which does not affect the use Package Contents: 1 * Expansion module Kit Only the above package content, other products are not included. Note: Light reflection 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.