For adding v-tail or elevon mixing to an airplane when your transmitter does not have built-in mixing. Weight: 1.80g / 0.06 oz. Size: 17mm x 17mm x 5mm. This unit has white JST servo connectors with white-black-red polarity for use with micro receivers with white JST connectors. It will not
fit regular receivers with Futaba or Hitec/JR style connectors without changing the connector.