The wireless system maked installation easy and brings no effect on your interior decoration.
• The ultra-distance remote control (so metres long) meets the need of various buildings.
• Economiz.system,with very low power consumption,alkaline battery may last for one year. (20 times/day)
• With loud and musical noise it can be placed anywhere indoors.
• It's suitable for homes, office buildings, factories hotels and reception halls, etc. With it, you won't miss every visitor.
The convenient and unique designs adds luster to your home.
• Fix the pushbutton at the door with screws glass glue or dual-side sponge adhesive tape. The ballery may last for one fear (20 times/day)
• Open the battery compatment lid, and insert two alkaline batteries of "AA"
• The doorbell can be placed anywhere indoors. you can even move it as you like.