mobile medical alert system

As convenient as it sounds, smoke and carbon dioxide detectors do not last forever. It is best to replace smoke detectors every 10 years. Like most devices, the store or company should allow a return policy and issue warranty when buying smoke detectors. Limited warranties range from 2 10 years and return policies are permissible up to 90 days. Smoke detectors must indicate that it has met Underwriters Laboratories UL Standard 217 and carbon dioxide detectors must meet UL Standard 2034. UL conducts certification training on every electrical appliance. Smoke detectors can only alert you if there’s fire. The rest depends on the homeowner’s preparation and other fire prevention safety measures. Equip yourself with fire extinguishers and sprinklers, too, if necessary. Photo Electric or Optical Sensors They are triggered by smoke disturbing an existing beam of light inside the detector. When smoke is not present, the beam from a light source inside the device travels in a straight line to a detector, but when smoke particles enter, some of the light is scattered and triggers the electrical circuit that sounds the alarm.

best security system for business

01.14.2007 | 34 Comments

2 Bargaining Power of Buyers4. 1. 3 Threat of Substitutes4. 1. 4 Segment Rivalry4. 1.

best home security company

01.14.2007 | 16 Comments

High reliability and security of video data transfer to the recording equipment are the advantages of wired connection. These cameras can be controlled, powered and used to transfer the video via a single cable while being insensitive to interference of mobile phones, Bluetooth devices, wireless network equipment and car alarm systems. After that, you need to consider the Video Quality and Features. Camera shooting quality is governed mainly by the quality of the camera optics, which affects such quantitative indicators as video shooting resolution and a viewing angle. The higher the resolution the more detailed the resulting image is and the bigger the viewing angle the larger the area covered by a security camera is. The shooting modes supported by a security camera are also relevant, such as shooting in darkness, long distance filming, an automatic video recording start and user notification when the system detects motion in the field of security camera’s view motion detection. Safe Home Security has been in the business for 20 years. The company offers 24 hour monitored home alarm systems and products. It installs and monitors home burglary, fire, and medical equipment. Safe Home Security is an authorized GE Security Pro dealer. The customer service of the company is available at 1 800 833 3211.