Program chip controlled sensor reciever and a set of hexadecimal code inside,
2. Dimension: Ф40*4.2mm
3. Application: identification of location, equipment and article;
4.The First Installation Mode: Paste on surface of equipment,wall,object with glue; 5. The Second Installation Mode: Drill a hole in wall and put in up plug,fix button with screw, paste LED label on surface.
6. Passive device, PC OR ABS and Resin material, waterproof, anti-corrosion, long life
