There is a status indicator LED and an ambient light sensor above the LCD screen.

有一个状态指示灯led和一个周围灯光传感器以上的液晶显示屏。

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The screen of columns creates an ever-changing pattern of light and shadow throughout the seasons and times of the day, making the building a 'sensor' of light.

不同季节、不同时辰、光通过竹栏形成变幻的光影，赋予了建筑光的感官。

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Since there's no physical interface on the device to configure WiFi, the company's developed Blinkup, a way to enter SSID and password information on any iOS and Android smartphone and beam it to the Electric Imp's light sensor by rapidly pulsing the handset's screen on and off.

ENGADGET: Hands-on with the Electric Imp at Maker Faire (video)