heart rate sensors or blood sugar sensors as shown in fig5 amp 6 the physiological sensors are operatively connected to the dongle by a wireless link for convenience in use the bicycle computer 200 is mounted as a single bicycle computer pack 300 on the front handle bar of a bicycle as shown in fig6 to detect performance parameters a speed sensor 192 a power sensor 194 and a cadence sensor 196 a heart rate sensor 198 are mounted on the bicycle and in wireless communication with the dongle installed on the bicycle computer pack the bicycle computer pack 300 includes a bicycle computer 200 and a casing 310 including a receptacle for receiving the bicycle computer 200 the casing 310 comprises a hinged compartment defining the receptacle and includes a bicycle mount 312 for securing onto the bicycle frame the inclination of the bicycle mount is adjustable to fit the personal preference of a rider for a comfortable view of information being displayed on the screen 170 when a rider has to leave the bicycle unattended the rider may detach the pack 300 from the bicycle frame or only removes the more valuable smart phone and dongle while leaving the casing attached to the bicycle because of the.