The VISIOTAMBOUR is intended for measuring and recording ambient hygrometrics and temperature. It is equipped with a handle for easy conveyance and a very responsive thermometric bulb sensor with especial hygrometric bulb sensor textile type. With a 194 mm x 168 mm x 100 mm dimension, 100 charts, 2 pens and 1 battery conveyed, it is capable of a 1t/ 24 hour and 7 day mechanical movement. It has a precision of +/-1°C in temperature and according to the NFX 15-111 norm for hygrometry. Moreover, the unit is enclosed in a metal cover that is finished with epoxy.