OBO Hands NEW Wired Door Bell DC 12V Electronic 4 Wires Door Bell for DIY Access Control System Dingdong Rings, No Need Battery
Technical Details
| Battery: | none |
| Brand Name: | OBO HANDS |
| Environment temperature: | -15°C~ +45°C |
| Installation: | Wall-mounted |
| Material: | ABS plastic |
| Model Number: | B08 |
| Operating Current: | 20mA |
| Relative humidity: | 0%RH-90%RH |
| ringtones: | 3 chord |
| Size: | 86*86*20mm |
| Type: | Door Bell |
| wires: | 4 wires |
| Working voltage: | DC 12V |
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