Feature: *For testing the WWAN cards. You don't need to break or open your laptop to test your WWAN modules *The adapter has integrated with a SIM card slot *Very easy to use. No need extra drivers(Just make sure you have installed the drivers & software for your WWAN card) *Specialized use to Module test and Network. *The fixed latch module for users to install and easy to improve the reliability and stability of the module operation. *PCB adds four screw holes, so that this adapter can be used for small industrial chassis. *Increase SIM card holder and rear components distance, so that the user removable SIM card is more convenient *Working principle: Mini PCI-E52pin Interface definition has USB signal and 3.6V voltage, the adapter make the USB interface 5V voltage converted to 3.6V by LDO, supply power to module and USIM / SIM to work, the signal bus is the USB signal Specification: *Product Dimensions: about 8.5*3.2cm *Mini PCI-E is designed to meet industry specification version 1.30 *USB designed to meet industry standards USB 2.0, backward compatible with 1.1 specification *This riser card for full-height size (30 * 50-51mm) WWAN / 3G / WiFi modules (USB bus), corresponding to the half-size (30 *26.80mm) modules need to be installed to extend the bracket (shop for sale) before you can use *Real-time working status LED display *The product does not require any software drivers Application: The product is both suitable for many brands of 3G modules, such as HuaWei, ZTE, AIRCARD, OPTION, SAMSUNG, Huayu,Datang and other brands 3G card for Internet access via a USB port and 3G modules Brush, commissioning, testing and unlocking canalso be used for USB WiFi module bus (USB bus) and Mini PCI-E interface card (USB bus) via USB to test Note: Size for manual measurement, there may be a 0 to 2 cm error, belongs to the normal phenomenon. And due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Include: 1* Mini PCI-e to USB Adapter card (no retail package) 1* Screwdriver 4*Screw | ||||||||