The ePulse2 strapless heart rate monitor [$84.95] takes continuous strapless monitoring to the next level. Featuring an all-new low profile design and cutting edge accelerometer sensor with advanced signal processing the ePulse2 is the most advanced strapless monitor on the market today! It features a full-color, programmable OLED graphic display, rechargeable 3-volt button cell battery and integrates light sensor and microchip technology to accurately read heart rate. One  size fits all and starts working immediately with simple input of personal data