Features:1) Remote control and manual controlare ok 2) Movement is controlled by a microcomputer 3)clutch lock, infrared sensor, storage power, alarm system programmable4) Durable, compact design, great elevating power with low noise5) Use DC motor, with the safe voltage DC24.6) Closed code-rolling remote box, with mono-chip CPU in receiver 7) High speed 0.18m/s, low power and noise TECHNICAL PAREMETER:nameContent and specificationElectricparameterPower supply110/220/240V+-10% 50/60HzPower80W-100WStorage powerCadmium-nickel battery 24v-1.2AHRemote distance50mRemote battery12V/23ALight power220V/50Hz 60WMachineparameterWorking speedSpeed of up and down 0.13-0.18m/sElevating power(without spring)≤26N 26kgMaximum route4MWorking temperature-15-+40