FingerTech 'Viper' Combat Robot Kit V2 remote

I want to buy then FingerTech ‘Viper’ Combat Robot Kit V2. But i don’t know what transmitter/receiver I should buy. Figured someone here can give me some advice.

Hello @Jackaboy and welcome to the RobotShop community,

There’s a kit that already includes the transmitter/receiver as well as a rechargeable battery and a charger: