High performance: the use of LED light source, low energy consumption, long service life, equipped with two 7 high energy battery, continuous working up to 100 hours or more.

高效性能：采用LED光源，耗能少、寿命长，配装两节7号高能电池，连续工作可达100小时以上。

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These tunnels have been equipped with the advanced jet and axial shaft ventilation systems, and alarm and monitoring systems. And also a new light source has been employed.

隧道内采用橡胶防水板防渗漏，设置先进的射流和轴流竖井通风系统，配有报警监控系统，采用新光源照明。

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Tritium H3 watches are equipped with a tritium light source.

氚h3的手表都配备了氚光源。

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The glasses are equipped with a near-infrared light source, which confuses the software without affecting vision.

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