AERO's MicroTether provides unpowered, stand-alone, servo-controlled tether operations. Attached aircraft can fly tethered at altitudes up to 500' AGL.  With fully automatic tether pay-out and rewind, the MicroTether is a great tether solution for all model of UAVs, VTOL aircraft, and small aerostats.
 
The AERO MicosTether is made from 300-pound-test braided line. For VTOL aircraft, there is an average of 5 oz of operational tension on the tether. This unit has user-adjustable variable tension control, with optional mounting kits for aerostat operations.​ The tether's servo-motor is solar-powered with battery backup, and an external power option. The AERO MicroTether also comes equipped with a digital voltage meter.