... 2.Meterial:Zinc Alloy+Plastic 3.copy face to face 4 buttons wireless remote control copy code with key Learining face to ... SAW) is used for stabilizing frequency, It is applied for wireless alarms, wireless controlling devices,etc.Using High stability, SMT components, SAW ... system, car alarm system, auto gate, motor and other security product.Copy code remote control operating instructions:1.Delete the ...