Available on Amazon: https://www.amazon.com/HOBBYMATE-Brushless-Controller-Oneshot125-Quadcopter/dp/B06XRDQVYG
Or www.hobbymatehobby.com
BLHeliSuite: https://blhelisuite.wordpress.com/
DShot Described: https://oscarliang.com/dshot/
Hobbymate QAV210 kit: https://www.amazon.com/Targethobby-Quadcopter-Hobbymate-Protector-Function/dp/B01FXGL1MQ
Hobbymate 2205 motors: https://www.amazon.com/250-Racing-Quadcopter-Motor-CW-CCW-2205-2300KV-4PCS-Combo-QAV250-QAV300-Quadcopter/dp/B01HESLR8O
Hobbymate PDB: https://www.amazon.com/Quadcopter-PDB-Board-BEC-Controller-Flyaway-Voltage/dp/B01J12BZLK