MFE Multi-rotor Motor 4112 Specifications:KV Rating: 460Rated Operating Voltage: 6S (22.2V)Motor Weight: 177gRated Power: 350WMaximum Thrust: 4100gRecommended Propeller: 1550 carbon fiber propeller MFE Multi-rotor Motor 5015S Specifications:KV Rating: 220Rated Voltage: 12S (44.4V)Motor Weight: 221gRated Power: 530WMaximum Thrust: 7600gRecommended Propeller: 1862 Carbon Fiber Propeller MFE Multi-rotor Motor 6515 Specifications:KV Rating: 200Rated Voltage: 12S (44.4V)Motor Weight: 423gRated Power: 1200WMaximum Thrust: 14700gRecommended Propeller: 2278 Carbon Fiber Propeller