Easy setup. All you need is a 3/4"(19mm) hole and the switch will sit in nicely; no more square cut outs. Volt: DC 12V. 5/10/20 x LED Round Switch. Light color: Blue LED light.
eBay
For Switch 2 Cooling Fan Portable 3 Speeds Adjustable Heat Dissipation Radiator Portable Heat Sink For Switch 2 Game Consoles
Aliexpress UK
10pcs Switches. Quantity: 10pcs. hope you could understand. Color: Black (As Pictures Show).
eBay
JCD 10pc For Switch 2 Portable Single Game TF Card Storage Protective Clear Box For Switch NS Lite Oled Holder Mini Case
Aliexpress UK
Battery disconnect switch rated current: 240A. Disconnect Switches can solve the power consumption caused by such problems, and can extend the battery power and service life of cars. It can effectively protect and prolong the life of car battery.
eBay
2PCS Joystick Controller Hand Grip Case for Nintendo Switch & OLED Gamepads Holder Bracket Stand for NS Switch Game Accessories
Aliexpress UK
Trailer Hitch. Easy setup. All you need is a 3/4"(19mm) hole and the switch will sit in nicely; no more square cut outs. Volt: DC 12V. Cup Holder. Light color: Red LED light. 5 x LED Round Switch. Sunglasses Clip.
eBay
Transparent PC Hard Case Protective Shell Cover For NS Switch 2 Game Console Joy-con Back Full Protector for Switch Accessories
Aliexpress UK
BLUE LED MINI ROCKER SWITCH. Rated at 10A.
eBay
1/2/3PCS Tempered Glass Screen Protector For Switch / Switch OLED / Lite Protective Film NS Console Accessories
Aliexpress UK
KCD11-101 10x15mm mini switch rectangle rocker switch. Size: 10x15mm. Plug Profile: Panel Mount.
eBay
2 Pcs For Nintendo Switch/Lite/OLED Joycon Analog Stick No Drifting Hall Electromagnetic Switch Joystick No Hall Effect Joystick
Aliexpress UK
[Easy to in stall] The power off switch adopts a negative connection to ensure stable performance. Manual button can turn off; 120 seconds off, magnetic hold relay. It can effectively protect and extend the service life of the car battery.
eBay
For Nintendo Switch 2 Joy-Con Charging Grip Portable Controller Charger Stand Play While Charging Compatible with Switch 2
Aliexpress UK
【5 in 1 Switch Panel】5 in 1 race car switch panel includes 1 x covered lighted toggle switch, 1 x red engine start button, 3 x 2 pin toggle switches. 1 x race car switch panel (includes 1 x covered lighted toggle switch, 1 x red engine start button, 3 x 2 pin toggle switches).
eBay
Joy-Con Charging Grip for Switch OLED Type C Mini Charging Dock Grip with Indicators Controller Charger for Nintendo Switch OLED
Aliexpress UK