DescriptionBrand Name : Scimagic-RCUse : Electric Door,Automated curtains,Switch,UniversalWireless Communication : RFSupport APP : NoChannel : 4Package : YesFrequency : 433 MHzModel Number : TEDSEN SKX1MDFrequency : 433.92MHZChip : CompatibleVoltage : 12vButtons : 4Material : Metal and PVCincluding : Remote Control/Key Chain/English Manual/BatteryName1 : TEDSEN SKX1MD,SKX2MD 433mhz remote control fixed codeName2 : TEDSEN SKX3MD,SKX4MD gate remote transmitterName3 : TEDSEN 433mhz gate controlCompatible : TEDSEN 433mhz remote control fixed codeKindly note, our remote is the COMPATIBLE / REPLACEMENT /CLONE remote , not the original one . please make sure your remote / system can be used before buying . As a general guide, if the remote you currently use is one of the remotes pictured in the ad then this remote will be compatible with your motor. if you are not so sure , please contact us without hesitateDescription:1.Type of programming: Clone 2.Number of channels: 4 3. Code:fixed code 4. Frequency: 433.92MHz 5.Woring Range: 10-50 m (open space) 6.Power supply: 12V 27A 7.Remote come with Battery Compatibility list:TEDSEN SKX1MD TEDSEN SKX2MD TEDSEN SKX3MD TEDSEN SKX4MD Disclaimer: if your remote control is not on the compatibility list, it will not be cloned. We will not refund you. If there is a problem with the remote control, please contact us first. We will resend or refund it for you.How to ProgramFace to face copy your original remote control Step:1:Clear the history code from duplicator 1:Press button A and B continuously until LED flash 3 times 2.Release button B (Keep pressing button A),and press button B Slowly for 3 times,LED flash 3.Release button A ,finish code clearance. Step 2,Copy code from original transmitter 1. Put duplicator aside of original transmitter,as close as possible. 2. Press and hold button A of original transmitter,then press and hold button A of duplicator until you see the duplicator is LED flash 3. Release both buttons,finish code copy,copy other button in same way. Button A= Lock button Button B=Unlock buttonIncludeRemote Control Battery Keychain English Manual