Healthgenie Blood Pressure Monitor adaptor for BPM02 and BPM03 is an automatic thermal cut off which provides an input AC 100V-240V, output DC 6V, 1A. This adaptor can take an input voltage of 100-240 volts. Hence, this device works even through fluctuating voltage. The output voltage is 6V. This package includes an adaptor and a power cord cable which can be easily connected into a socket.