Product Features 1. The automatic window opener can work with input voltage AC100-AC240V,there is transformer which convert input voltage AC100-AC240V to working voltage DC24V. 2.Intelligent protection, high-quality materials, customizable stroke distance. 3.Adopt carbon fiber and metal chain, low noise design, double layer chain, single direction bending. Housing is made of aluminum alloy, also stainless steel can be customized, Chain is made of stainless steel. The bracket can be rotated to support a variety of mounting modes. 4.Diversified installation methods -- It can be used for horizontal pushing, upper hanging, middle hanging, lower hanging, skylight type. 5.Compact size, beautiful appearance, a strong sense of modernity, low installation space requirements, When closed, the chain is hidden in the window opener. 6.High quality design life load open and close over 10000 times,low noise when turned on. 7.The travel distance Iis fixed 19.68inch(500mm),once press open button,it will open to the end without stop. 8.The use of electric window opener will be more secure and convenient,also can get better air circulation. Items on a complete set automatic electric window opener One complete set window opener include the accessory:window opener housing, chain, motor, bracket, screws, receiver, remote control Wiring Diagram With Controller The receiver will convert input voltage AC100-AC240V to working voltage DC24V Technical Parameters For Several Models CSD300 Technical Parameter The push and pull force:300N Travel distance:11.81''/300mm Speed:10mm/s Working current:0.8A Size:420(L)X52(W)X40(H)mm Operating power:DC24V Degree of protection:42IP Operating ambient Temp,:-10℃-+70℃ Material:Housing and chain are made of aluminum alloy CSD400 Technical Parameter The push and pull force:300N Travel distance:15.75''/400mm Speed:10mm/s Working current:0.9A Size:470(L)X52(W)X40(H)mm Operating power:DC24V Degree of protection:42IP Operating ambient Temp,:-10℃-+70℃ Material:Housing and chain are made of aluminum alloy CSD500 Technical Parameter The push and pull force:300N Travel distance:19.68''/500mm Speed:7mm/s Working current:1A Size:520(L)X52(W)X40(H)mm Operating power:DC24V Degree of protection:42IP Operating ambient Temp,:-10℃-+70℃ Material:Housing and chain are made of aluminum alloy CSD600 Technical Parameter The push and pull force:300N Travel distance:300mm-600mm Speed:7mm/s Working current:1.2A Size:570(L)X52(W)X40(H)mm Operating power:DC24V Degree of protection:42IP Operating ambient Temp,:-10℃-+70℃ Material:Housing and chain are made of aluminum alloy Diversified installation methods Install on kinds of windows