SECRUI Door Chime, Wireless Door Chimes When Door Open Entry for Business/Home/Office/Store (500ft Range 32 Chimes Adjustable Volume) Door Ringer Alert Buzzer Alarm（2 Receivers +3 Sensors）
| Item Dimensions | 6 x 4 x 2 inches |
| Battery Cell Type | Alkaline |
| Color | White |
| Installation Method | Self-Adhesive |
| Control Method | Touch |
| Connectivity Technology | Wireless |
| Alert Type | Motion |
| Power Source | Battery Powered |
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