1 solar tracker system 2. Robust 3. Waterproof 4.4500N load 5.Adjustable limit switch Feature:v Easy Installation.v Adjustable limit switchesv High Quality Reed sensor(optional)v Ultra Low Noise Operationv Strong Gear Boxv Corrosion & Resistance durabilitySpecification: Model LA-STScrew TypeAcme screwInput Voltage12VDC, 24VDC, 36VDC Load Capacity4500N, 3500N3000NStatic Load10000N, Stroke Length18 ...