Designed for radio-controlled sailboat racing.  Designed for radio-controlled sailboat racing. Now equipped with LoRa control board with one-mile range and 200ft Bluetooth LE range. (LoRa range is between buoys, not between phone and buoy. You will need a buoy nearby to act as a hub/translator to control distant spoke buoys.)

  Weight 9 lbs Height 32 inches diameter-tube 3.5 inches (4.0" caps) diameter-bumper disk 10 inches Battery type LiPo, 2S (8.4V) Battery capacity 5 Amp-hour Idle power consumption 130mA Now equipped with LoRa control board

    Bluetooth range 200ft

    LoRa range 5000ft

Radio control input capable (2-channel) Brushless motors with stainless steel bearings Warrantee:  One year