It's an HDMI connector with a rotating design, allowing flexible positioning for HDMI connections.

A USB 5V to 12V Power Converter Cable (Max 2A) is designed to power 12V devices like 4G or fiber WiFi routers using a standard USB port. It converts the 5V output to 12V, with a maximum current of 2A. Ensure compatibility with your router's power requirements and USB port's capabilities before use.

Sure! A hard disk caddy is an external enclosure for holding a hard drive or SSD securely inside a computer or external device, allowing for easy installation, removal, and replacement without opening up the entire device. It provides convenience and flexibility for storage expansion or data transfer.

For a thermal grease paste suitable for CPU, GPU, VGA, and chipset cooling,

The "LCD cleaner green box" is likely a product designed for cleaning LCD screens, such as those found on computer monitors, TVs, smartphones, and other electronic devices. However, "green box" doesn't specify a particular brand or product name. Typically, LCD screen cleaners come in spray bottles or wipes and are formulated to remove dust, fingerprints, and smudges without damaging the delicate surface of the screen. They often contain gentle cleaning agents that evaporate quickly, leaving behind a streak-free finish. If you have a specific brand or product name in mind, providing more details could help me give you more accurate information about the product. Otherwise, I can offer general advice on cleaning LCD screens.

It's a 0.15-meter splitter cable with a standard TRRS 3.5mm male connector on one end and two standard TRS 3.5mm female connectors on the other, enabling you to split audio from one source to two devices.