4 Port HDMI KVM Switch 4 in 1 out 4K 60Hz HDMI USB Switch Selector with Desktop Controller for 4 PC
Aliexpress UK
It can be used on Raspberry pi, as well as other similar application, like USB lamp, usb fan, etc. USB cable New 28cm USB 2.0 A Male to A Female Extension Extender Black Cable With Switch ON OFF Cable.
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Displayport HDMI KVM Switch dual monitor 4X2 2X2 HDMI Displayport USB KVM Switch Dual Display DP
Aliexpress UK
4 X AA 5V USB output battery power bank with on/off switch. Can be used to power anything that requires 5 volts and low currents - LEDs, small motors etc.
eBay
Unnlink 4K 240Hz HDMI KVM Switch 4 Ports HDMI USB Switch Selector Hot Key for 4 PC Share Monitor
Aliexpress UK
Sabrent USB 2.0 Sharing Switch up to 4 Computers and Peripherals LED Device Indicators (USB-USS4).
eBay
Dual Monitor HDMI KVM Switch 2X2 USB 3.0/2.0 4K 60Hz Extended Dispaly HDMI KVM Switch 2 Monitors 2
Aliexpress UK
Max output is 2.5W(5V/500MA) across all 4 ports. -Check your device loading current when used for charging (e.g. iPads/Tablets) or for high-power devices (e.g. hard drive); insufficient current may lead to slow charging or other failure.
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Unnlink USB KVM Switch USB 3.0 2.0 Switcher KVM Switch Selector Printer Sharer for 2 Computer Share
Aliexpress UK
Dual recessed power socket for 12V systems featuring twin USB ports and a 20A cigar lighter socket. RED LED illuminates the USB ports with a soft glow to indicate that the socket is powered. The cigar lighter socket accepts all standard and universal plugs.
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UGREEN USB KVM Switch USB 3.0 Switcher KVM Switch for PC Keyboard Mouse Printer 2 PCs Sharing 4
Aliexpress UK
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2023 Best HDMI 2.1 KVM Switch 4K 120Hz HDMI USB KVM Switch Dual Port USB HDMI 2.1 Switcher 2X1 4K
Aliexpress UK
It has a unique design with a holder feature, which makes it even more convenient to carry around. It has a cable length that is suitable for most users, and it can hold up to 4 x AA batteries. This 4 x AA 5v Battery holder is a must-have accessory for anyone looking to power up their devices on-the-go.
eBay
PWAY USB KVM Switch HDMI Splitter Keyboard And Mouse Switch HD 4K@30Hz 2 In 1 Out With 4PC USB Port
Aliexpress UK
NOTE: The digital LED display only works when you connect it with battery. Light Indicator lets you find your ports easily at night. Also certified by UL/CE. Can be installed in minutes, "+" for positive pole and "-" for negative pole.
eBay