Portable tempering glass breaker device is mainly used in emergency situations like the firefighting , explosive accidents , earthquake as well as other security situations , people in house , office, mall, bus, metro, ship, train or building need to find access , and rapidly break the tempering glass, We have produced a serials of devices meeting the different accidents , these devices can break below 18mm tempering glass . With one automatically controlled button , any people can use it , finding a survive access . This device is supported by build-in power with can maintain 5years using , usually we keep power switch insurance closed , it is safe to using and portable to operate, we have handle mode , bus paste mode , firefighting paste mode , and ladder paste mode .