... code; 2.Frequency:315M,433Mhz; 3.ce,rohs Universal door lock with remote control YET070 This product is the ... (sound wave resonator)Optional for encoding ICOptional for the outside colorTech Spec:Operating voltage: DC6V(2 pcs CR2016)Operating ... security systems, Remote controlling devices,Motor-driven curtain, roller blind door, garage / gate barriers, motorcycle, short-range wireless remote control ...