GeoPrecision - Model M-Log5W -Wireless Data Logger (433 / 915 MHz)

small dimensions : 140mm x 20mm (housing without sensor). waterproof housing : plastic or stainless steel housing/ IP69. high storage capacity : up to 400.000 messure values / 2.048 kb. high data security variable scan cycle : 2s to 12h. low energy consumption : up to 10 years with one battery  Lithium Battery (removeable) : 2.400 mAh / -55C to + 85C. / Li-COCl2. logger access protection : 4 digit access code. user friendly software : GP-Shell5W (Windows 95/98/XP/Vista/7). wireless interface : operating rang up to 50m.