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APM Flight Controller APM2.5 APM2.52 AttoPilot Voltage Current 90A Sensor Module - - Amazon.com
Amazon.com: Readytosky 3DR Radio Telemetry Kit 915Mhz 100mW Air + Ground Module Open Source for Standard Version APM2.6 APM2.8 pixhawk 2.4.6 2.4.8 Flight Controller : Everything Else