The latest development VentisPro5 can be installed with up to 5 sensors. The smartest and smallest device on the market. Premium quality product, for which the manufacturer provides a lifetime warranty. (excluding sensors, filters and battery) can be connected to iNet remote monitoring. Can be dedicated to individuals with NFC (touch) accessories. SMART sensors and ADAPTIVE display. (The sensors are easily replaced and the device automatically recognizes them, the calibration data is also stored. The display can display 1-5 gases and always uses the screen in the smartest way, if we put a sensor in the device, it will only show one value, filling the entire screen.) Built-in WiFi (LENS WIRELESS), with which VentisPro5 instruments can connect (by touch) and can transmit alarms to other members of the group. Unique alarm warning messages. With the free management software, we can associate unique messages with alarms, which the device will display on the display, giving instructions to the worker, e.g. VENTILATION, ESCAPE, etc. Bump test/calibration can be easily performed. Depending on the sensor configuration, multiple calibration bottles may be required. visual (LED), acoustic (95dB) and vibration alarms ATEX certification: II 1G, Ex ia IIC, Ga, T4 dimensions: 104 x 58 x 36 mm IP68 (water immersion at 1.5 meters for 1 hour) 2 control buttons and a dedicated panic button MAN-DOWN alarm, immobility sensor weight: 200g with built-in data logger lifetime warranty (does not apply to sensors, filters and battery) optional pump available normal battery operating time 36 hours with IR sensor, 12 hours with catalytic LEL sensor Depending on the configuration, the VentisPro5 type instrument can measure 5 types of gases simultaneously, which can be the following: PID (VOC) LEL (CH4% Vol) LEL (Methane) LEL (Pentane) O2 H2S Cl2 CO CO/H2 Low CO/H2S SO2 NO2 IR CH4 IR CO2 IR CO2/CH4 IR CO2/LEL IR HC HCN NH3 PH3