Tekin RX4 Waterproof BL Sensored/Sensorless D2 BL ESC TEKTT2000
RX4 ESC with Cooling Fan, Receiver Connector and On/Off Switch Tube of Dielectric Grease Three 12AWG Motor and Battery Wires Hotwire Connector (Hotwire interface not included) Instruction Sheet. Waterproof in sensorless operation only.