Avante global services offers micro max pro, a microprocessor controlled multi-gas monitor manufactured by lumidor safety products, usa. This gas detector is easy to use, reliable, high quality, economical, lightweight, with short response time, built-in data logging, and lifetime warranty. It also includes the newest innovation, voice assist. This is a monitoring feature to safeguard lives while aiding in normal operation. Four languages [english, french, german and spanish] are included with each monitor - just select the desired language. Every function, when activated, is accompanied with a voice message. Everything, from immediate warnings to simple on and off functions, is communicated verbally to the user. This feature is also very valuable in poorly lit situations. And the language displayed on the new 4-line display is the same as the one selected for the voice.