Established in 1978, ISO9001 certified manufacturer, Nietzsche Enterprise is a leading company that develops and manufactures technology to enhance feeling of certain and carefree. We provide Security sensor, system integration of home security, home automation, personal digital video recorder and Temperature/Humidity logger. Recently we combine our ZigBee technology to build up a wireless security sensor network, the wireless sensors include Glass break, Window/Door magnetic reed switch, Multi-tech burglar detector, Smoke sensor Temperature and Humidity sensor ... etc. ...