One of the smartest and strongest available on the market, this cell modem packs a large range of features that will transmit information via the standard GPRS cellular network and display it on a cell phone or internet connection. The modem will accept a range of multiple input transmitters such as temperature, vibration, gas and models can also include onboard GPS. It will operate on a range of supply voltages and battery back-up is standard on all models. The variety of applications this product will adopt to is limited only by imagination. If you are looking for total monitoring and control of product or devices, at very reasonable prices, this is the modem for you.