automatic emergency light uninterruptible power supply for lighting |
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| navigate by keyword : room vehicle iron ceiling machine floor lighting bumper furniture design transport wheel glass window car automatic emergency light uninterruptible power supply abstract alarm auto battery building control danger door doorway electric electrical energy equipment escape exit fail failure hang home hospital indoor interior isolated lamp metal modern office open outage rescue safe safety security shine sight sign system technology ups white working |
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| Automatic EMERGENCY LIGHT, uninterruptible power supply for lighting when the power went out. |
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