Specifications Hign-concerned Chemical:None Support APP:No Frequency:433 MHz Channel:2 Package:No Model Number:AK-SF04B/2 Wireless Communication:RF Use:Universal,Projectors,Lighting,Electric Door,Automated curtains Brand Name:CENTURY AOKE Origin:Mainland China Certification:CE,FCC,RoHS,UL #detail_decorate_root .magic-0{vertical-align:top}#detail_decorate_root .magic-1{vertical-align:top;display:block;padding-right:4px;box-sizing:border-box;padding-left:4px}#detail_decorate_root .magic-2{vertical-align:top;padding-bottom:4px;box-sizing:border-box;padding-top:4px}#detail_decorate_root .magic-3{padding:0;margin:0;white-space:pre-wrap;font-size:14px}#detail_decorate_root .magic-5{font-size:12px}#detail_decorate_root .magic-6{border-bottom-style:solid;border-bottom-color:#53647a;font-family:Roboto;font-size:24px;color:#53647a;font-style:normal;border-bottom-width:2px;padding-top:8px;padding-bottom:4px}#detail_decorate_root .magic-7{width:750px;border-collapse:collapse}#detail_decorate_root .magic-8{min-height:28px;padding:5px 10px;width:191px;min-height:28px;box-sizing:content-box}#detail_decorate_root .magic-9{min-height:28px;padding:5px 10px;width:521px;min-height:28px;box-sizing:content-box}#detail_decorate_root .magic-10{width:750px}#detail_decorate_root .magic-11{overflow:hidden;width:750px;height:750px;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0}#detail_decorate_root .magic-12{margin-top:0;margin-left:0;width:750px;height:750px}#detail_decorate_root .magic-13{overflow:hidden;width:373px;height:373px;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0}#detail_decorate_root .magic-14{margin-top:0;margin-left:0;width:373px;height:373px}#detail_decorate_root .magic-15{overflow:hidden;width:373px;height:373px;margin-top:0;margin-bottom:0;margin-left:4px;margin-right:0}#detail_decorate_root .magic-16{padding:0;margin:0;color:#333;font-size:14px;padding-left:4px;font-weight:bold;white-space:pre-wrap}#detail_decorate_root .magic-17{box-sizing:content-box;font-weight:700;color:#333;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;letter-spacing:normal;orphans:2;text-align:start;text-indent:0;text-transform:none;widows:2;word-spacing:0;-webkit-text-stroke-width:0;font-family:Roboto;font-size:16px;white-space:pre-wrap;background-color:#fff}#detail_decorate_root .magic-18{box-sizing:border-box}#detail_decorate_root .magic-19{box-sizing:content-box;font-weight:700;color:#333;font-family:Roboto;font-size:16px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;letter-spacing:normal;orphans:2;text-align:start;text-indent:0;text-transform:none;white-space:pre-wrap;widows:2;word-spacing:0;-webkit-text-stroke-width:0;background-color:#fff}#detail_decorate_root .magic-20{box-sizing:border-box;color:#333;font-family:Roboto;font-size:16px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;orphans:2;text-align:start;text-indent:0;text-transform:none;white-space:pre-wrap;widows:2;word-spacing:0;-webkit-text-stroke-width:0;background-color:#fff;display:inline !important}#detail_decorate_root .magic-21{box-sizing:border-box;color:#333;font-family:Roboto;font-size:16px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;orphans:2;text-align:start;text-indent:0;text-transform:none;white-space:pre-wrap;widows:2;word-spacing:0;-webkit-text-stroke-width:0;background-color:#fff;float:none;display:inline !important}#detail_decorate_root .magic-22{box-sizing:content-box;color:#333;font-family:Roboto;font-size:16px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;orphans:2;text-align:start;text-indent:0;text-transform:none;white-space:pre-wrap;widows:2;word-spacing:0;-webkit-text-stroke-width:0;background-color:#fff}#detail_decorate_root .magic-23{overflow:hidden;width:750px;height:1212px;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0}#detail_decorate_root .magic-24{margin-top:-38px;margin-left:0;width:750px;height:2663.924050632911px}#detail_decorate_root .magic-25{overflow:hidden;width:750px;height:273.4177215189874px;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0}#detail_decorate_root .magic-26{margin-top:0;margin-left:0;width:750.0000000000001px;height:273.4177215189874px}#detail_decorate_root .magic-27{margin-bottom:10px;overflow:hidden}#detail_decorate_root .magic-28{overflow:hidden;width:750px;height:2354px;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0}#detail_decorate_root .magic-29{margin-top:0;margin-left:0;width:750px;height:2354px}#detail_decorate_root .magic-30{overflow:hidden;width:750px;height:3000px;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0}#detail_decorate_root .magic-31{margin-top:0;margin-left:0;width:750px;height:4349px}#detail_decorate_root .magic-32{font-size:20px}#detail_decorate_ro