Temperature resistance performance: Ambient temperature of -40 ℃ for 24H, low temperature rating of A grade, ambient temperature of 85 ℃ for 48H, high temperature rating of A grade, temperature cycle test, glass breaker resistance Temperature cycle performance reaches A level;

Moisture and heat resistance cycle change performance: the upper limit of the test temperature is 55 ℃, and the cycle is 6 times, and the humidity and heat resistance cycle change performance reaches A level;

Vibration resistance: The glass breaker sweeps and vibrates in three directions, the frequency is 10-25Hz, the amplitude is 1.2mm, the vibration time is 8 hours, and the vibration resistance reaches C level.

Flame retardant performance: The non-metallic material of the window breaker is made of flame retardant material that meets the requirements of GB8410-2006, and the flame retardant speed is ≤100mm / min;

Protection performance: The protection level conforms to the regulations of CB / T4942.1 and BG / T4942.2, the protection level is IPX3, the protection level is C level; the insulation withstand voltage performance: carry out the thermal cycle test in GB / 28046.4, place the glass breaker Place 0.5H in the greenhouse, apply a sinusoidal voltage of 500V for 60s, and the performance reaches the level A requirements defined in GB / T28046.1-2001;

(1) With sound alarm reminder;

(2) The operation is simple and convenient;

(3) The contact area of the hand pad is large, saving effort;

(4) Easy installation and exquisite appearance.