Product Selection
Optional sensor：
Optional controller：
| External installation (such as ceiling, lamp inside) |
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| 5A on/off controller |
| In wall or behind electrical socket |
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| 5A on/off dual controller |
| Mounted on the DIN rail |
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| Rail 10A on/off dual controller |
| Only signle live wire |
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| No-neutral smart switch |
| Suitable for the North American market |
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| US standard smart switch |
* WiFi version is able to acheive remote control and setting, while RF version requrires a extra Smart Gateway（ECH-103）.
