12V 4Ch DB9 RS232 Relay Board Remote Control UART Serial Port Switch for Car Motor

Features: This is 4 Channel Relay Module. DC 12V power supply (voltage range 913v). Standby current (all relays closed) 18MA, 1 channel relay open 50MA, 2 channel relays open 81MA, 3 channel relays open 110MA, 4 channel relays open 141MA. RS232 DB9 female interface. "Read", "open", "close", "Selflocking" , click, interlock 6 commands , can satisfy most of the industrial control. Specifications: Model: CE039_12V Product series: RS232 Rated current: 10A Rated voltage: DC12V 3C rated voltage range: below 36V Relay load current: Maximum 10A Relay load voltage: DC 1100v or AC85265v Weight: 67g Size: 8.5 x 4.7 x 1.8cm3.35 x 1.85 x 0.71inch Package Included: 1 x RS232 Relay Detail information: https:onedrive.live.comredir?resid=3DFF9FAEE8435679!15927&authkey=!AG1AzoSlnv7JM4g&ithint=filepercent 2crar Demo video : http:v.youku.comv_showid_XMTQwNzQzNDY3Mg==.html