Tech Tips Video Replacing a Battery in a DSC WS4945 Wireless Door Contact
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Video Source: www.youtube.com/watch?v=IR6LZmQ8ygk
In this video, Fire Monitoring of Canada shows you how to change a battery in a DSC 4945 Wireless Door Contact. Visit us at www.fire-monitoring.com.Transcri...
security, DSC, Door Contact, monitoring, alarm, alarm monitoring, how to
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