Reciver and AGFRC A81BHMW 45KG Brushless Waterproof Servo

ARX-482R Specification Operating Voltage: 3.5V~8.4V Dimension: 23.6×18.4×28.4mm Weight: 7.3g No. Of Channels: 4CH PWM Mode: Normal/ SHR/ SSR ARX-482R Compatibility Compatible with SANWA FH3/FH4T remote control system. Suitable for remote control M12, M11X, EXZES X, MT-4, GEMINI X, MT-S, MT-4S, M12S, M17 A81BHMW Feature Ultra Light Unique Design High Performance Standard Digital Servo Fast Cooling Heat Sink Case Strengthen High Chrome Steel Shaft Extra Strong Patent Steel Gears Super Strong Three Ball Bearings High Efficiency Bruhless Motor Programmable Digital Circuit Magnetic Sensor Waterproof IP67 Ideal for 1/10, 1/8  On Road, Off road, Truck, Airplane, Helicopter and Engine etc.A81BHMW Specification Operating Voltage: 4.8-8.4 V Operating speed: 0.115sec/60° @ 6.0V Operating speed: 0.100sec/60° @ 7.4V Operating speed: 0.085sec/60° @ 8.4V Stall Torque: 34 kg-cm (473 oz-in) @ 6.0V Stall Torque: 39 kg-cm (542 oz-in) @ 7.4V Stall Torque: 45 kg-cm (625 oz-in) @ 8.4V Gear: Steel Motor: BLS Size: 40*20*37.5mm (1.57 x 0.79 x 1.48 in) Weight: 83g Connector Wire: JR 300 mm