The Basis Carbon Steel Edition B1 is a smartwatch and activity tracking device that can be worn like a regular wristwatch to help users improve their health via biofeedback. It allows user to track and record heart rate, skin temperature, ambient temperature, movements while walking or running, and sweat levels. It can also be worn while the user is asleep to determine the quality of sleep and track other cardiovascular stresses. Collected data can then be transferred via Bluetooth 2.1 + EDR or USB port to a computer or laptop for uploading to the Basis server. The device features a monochrome LCD display with 64 x 128 resolution and EL (electroluminescent) backlights, which shows the time, date, average heart rate, total number of steps taken, and total calories burned during an exercise session. Other features include a Texas Instruments mixed signal microcontroller (#MSP430FG4618) and 4 MB of serial flash memory. Sensors include a 3-axis MEMS accelerometer, (2) temperature sensors, and light sensors. The Basis Carbon Steel Edition B1 is powered by a 3.7 V , 180 mAh Li-Polymer battery that provides up to 96 hours (4 days) of use time.
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