PlayStation 3 Dualshock 3 Wireless Controller (Black) - Walmart.com
Steam Deck natively recognizes the PS3 controller. Simply plug it in via USB, wait for Steam OS to recognize it, then unplug USB cable and it will work over Bluetooth without needing to pair it. : r/SteamDeck
Amazon.com: PlayStation 3 Dualshock 3 Wireless Controller (Black) : Video Games
Use a PS3 Controller with an ESP32 | DroneBot Workshop