Features: brand new and high quality X876 V1.1 NVME for M.2SSD Shield:Ideal storage solution for Raspberry Pi 4 - NVME for M.2SSD Shield. Supports NVME for M.2SSD solid-state drive. Supports multiple for M.2 NVMeSSD lengths including: 2280, 2260, 2242, 2230, but only 2280 holes are already threaded. UASP supported for Raspberry Pi 4. LED blue indicator indicates drive status. Allows booting OS from your HDD/SSDfor faster app , web serving and file copying. Fully for X732 for power management and cooling your Raspberry Pi 4. X732 Power Management & Cooling Expansion Board :Ideal power management solution for Raspberry Pi. Type-C connector for power input. 30mmx30mm low noise cooling fan for processor cooling. power button to control power-on/off of Raspberry Pi. Press button switch to turn onPress button switch and hold for 3 seconds to force shutdown. Specifications: X876 Size:87x82mm/3.42x3.22inch X732 Size:65x55mm/2.55x2.16inch Power supply: 5Vdc +/-5% , 3A (Via Type-C port of Raspberry Pi 4 or X732) Note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 1 x X876 Board + X732 Board