Built Frequency 2.4 GHz technology insideBuilt Digital and Analog model technology insideBuilt Double high-quality Motor for mega vibrationExternal double AAA batteries power designed, Endurance capacity of more than 10 hours (battery not included)Lower voltage indication; In order to stable playing game, controller will be automatically shut down the motor when lower voltageSupport Multi-loop signal; No mutual interference when simultaneous control (Max accommodation 20 sets controller)Support operating distance of up to 8-10 meter (max 14 meter)