Features: brand new and high quality Stable power supply, for graphics card mining MXM3.0 broadband only has PCIE1x signal. This actual measurement uses R9 M390X to provide up to 75W power consumption. This product has a led power indicator, it is recommended to use it with a graphics card extension cable. PCIe 1X to MXM 3.0 adapter card , USB3.0 interface. Specifications: Product Name: PCI for Express 1X to MXM 3.0 Raiser Board MAX Power Consumption: 75W Interface: USB3.0 Type: PCI-E to MXM3.0 Material: Plastic and Metal Color: Green (shown as pictures) Size:approx 13 x 9.3cm/5.12x3.66in Net Weight: about 0.24kg Package Includes: 1 x PCI for Express 1X to MXM 3.0 Graphics Card Raiser Board note: This product requires MXM graphics card BIOS to be forced to run under PCIe 1x bandwidth! Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Thanks!