Women are facing lot of critical problems in the nation at many occurrences and to ensure the protection of women a wearable device is proposed using Internet of Things (IoT). In the existing system, the location of the person is identified once the button is manually pressed and the message is send to the pre-set contacts. In this work, different sensor like pulse rate sensor and temperature sensor are used for detecting the abnormal pulse rate and temperature. Global Positioning System identifies the exact location of the women in problem and forwards the locality details as emergency message to preset contacts and police control room using GSM. In proposed IoT based wearable device which helps to continuously monitor values of different sensor and automatically the message is send to the pre-set contacts. In case if the device is triggered accidentally it can be turn off by pressing the reset button. The wearable device can be a watch, stun ring, or affixed in apparels.