Motion alert wireless system that can be used to track movement up to .5 mile away with 4 sensors.
An add-on feature (pictured) is a Passive Infra-Red Motion Sensor that detects movement of people and vehicles, while allowing small animals through.
Chamberlain add-on sensor that allows animals to pass through
Stovetop Firestop affixes over your stove and is ignited if there is a fire. Once ignited the canister opens releasing a non-toxic dry powder that puts out the fire.
Triloc GPS watch shares similar features to other GPS and Bluetooth devices and requires a service plan. Unique features are a lockable clasp, fall detection, and two-way voice communication.
The AngelSense Guardian GPS provides features to those of other Safety devices but is unique because it uses an analytic system based on GPS data. It learns the schedule of the wearer and sends alerts when the wearer does not arrive at a typical location or unexpectedly leaves one. The device features a magnetic fastener and voice monitoring. The magnetic fastener allows the device to be placed in a protective sleeve on the inside of the wearer’s clothes, and it can only be removed with a magnetic key. The device also features auditory monitoring of what is happening around the wearer of the device. This device requires a service plan.
The Freedom GPS watch comes in adult and child sizes. The kids’ sizes are for ages 5-13 and are available in various colors. It includes a locking strap that uses a SureLok(tm) system. The size of a designated “mobile safe zone” can be adjusted. When the wearer leaves the safe area, it activates an alarm and a visual alert. Alerts by email and text messages linked to Google Maps are also available. The person may request assistance by pressing a panic button on the watch. Requires a monthly service fee.
The Buddy Tag uses Bluetooth technology to send an alert to your mobile phone when the wearer has left the proximity. It also has a water safety alert and a panic button to seek help or assistance. No service fees are necessary.
Loc8tor GPS devices and products can be used with or without a service plan to keep track of essential items as well as a safety for individuals. The Loc8tor lite uses lights and audio to guide the user to items that have had a homing tag attached. The GPS device allows you to set up a virtual safety zone and it will send text and email alerts when an individual wearing the tracker has left the zone. This allows for independence as well as safety. 
It also features a panic button so the person wearing the tracker to request help. There are additional products and that can be purchased through the website to customize the use.
A two-way pendant communicator requires no monthly fees and can be used for communication and emergencies. The pendant communicator allows the user to send a message in and around the home for checking in, for immediate help, and also works as an emergency call button. The communicator is portable and can be used when traveling and even in the shower. One button to press for communication is accessible for people with memory, vision, and mobility challenges when support or help is needed. An added bonus is that the pendant can be used to answer incoming phone calls.
From the Aetrex Website: These innovative shoes feature the latest GPS tracking technology embedded in the base of the heel with location coordinates sent to a central monitoring station. When your loved one is wearing the Aetrex GPS Shoes, you will have the ability to quickly track and locate them at any hour of the day using the interactive tracking website service (contingent upon enrollment in a separate monthly tracking plan; tracking service only works within the United States and excludes Alaska & Hawaii).
Finally, this extraordinary footwear will provide the comfort and security for you and your loved ones.
http://www.aetrex.com/aetrex-gps-shoe/?cat
Many phone, internet, and security companies offer options for monitoring a home remotely through the use of cameras, sensors, and other forms of technology. Many can turn on and off appliances, shut off water and gas sources during an emergency, and alert when someone enters or exits the home. Many options with varying features are available. Below are a few examples and resources: