









📲 Elevate your space with smart sensing that just works—because your home deserves genius.
The LinknLink eSensor-K3 is a compact, battery-powered 5-in-1 smart sensor combining temperature, humidity, PIR motion, brightness detection, and a smart switch button. Featuring advanced 433MHz wireless technology, it offers up to 70 meters of signal range and a 3-year battery life. Compatible with Alexa and Google Home, it supports app monitoring with real-time alerts and provides extensive data export and developer-friendly Modbus TCP integration for custom automation.








| Brand | LinknLink |
| Color | White |
| Power Source | Battery Powered |
| Compatible Devices | Smartphone |
| Item dimensions L x W x H | 2 x 2 x 2.5 inches |
| Connectivity Technology | Wireless |
| Installation Type | Self-Adhesive |
| Alert Type | Motion |
| Voltage | 1.5 Volts |
| Battery Cell Composition | Alkaline |
| Recommended Uses For Product | Motion Detection, Home Security |
| Included Components | 1*eHome (Hub) |
| Sensor Technology | Temperature, Humidity, Motion, Brightness, 433MHz Wireless |
| Manufacturer | LINKNLINK PTY LTD |
| Part Number | eSensor |
| Item Weight | 6.6 ounces |
| Product Dimensions | 2 x 2 x 2.5 inches |
| Country of Origin | China |
| Item model number | eSensor K3 |
| Batteries Included? | No |
| Batteries Required? | No |
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