The Razer Junglecat turns your Android phone into a Nintendo Switch
Amazon.com: Razer Junglecat Dual-Sided Mobile Game Controller for Android: Modular Design - 100 Hr Battery Life - Bluetooth Low-Latency - Compatible w/ Razer Phone 2, Galaxy Note 9, Galaxy S10+ : Video Games
Amazon.com: Razer Junglecat Dual-Sided Mobile Game Controller for Android: Modular Design - 100 Hr Battery Life - Bluetooth Low-Latency - Compatible w/ Razer Phone 2, Galaxy Note 9, Galaxy S10+ : Video Games