dynarex® Mylar Rescue Blanket, 52 x 84 Inch, 1 Case of 120 Shoelaces 911 guardian phone set * MSHQ 1594XL 911 guardian phone set * No monitoring fees service charges or contracts ever * Talk directly through your pendant to 911 Emergency Operator at the push of a button * Complete coverage in and around your home * The world s only 2 way Emergency Pendant Communicator * 24 Hour 7 Days a Week Emergency Protection * Maximum range: 600 feet * 1 year Limited Warranty * Unit measures 3 1 8 L x 1 7 8 W x Û thick * An antenna is on the side measuring 1 7 8 x Û with a diameter of 7 16 white tape adhesive Heat reflective mylar foil retains up to 90% of body heat so rescue blanket is highly effective at preventing hypothermia Thermal material derived from insulation used in space exploration