... to the wireless hand control 4.Goog service OK3015 control box for linear actuator FeaturesCan control 1 or 2 actuatorsExtremely compact design ... able to convert controlSignals from the handset into operating voltage for the actuatorDuty cycle, Max 10% or 2 min, in ... current, 10AAmbient temperature, -5ºC-40ºCColor, blackHave a batteries box, can insert 2 batteries, when blackout, can control work 2 ...