Replacement speed monitor for stationary bike, exercise bike computer, heart rate monitor, LCD indoor bike monitor

[Keywords: cables, headphone look] Speedometer and tracking connections are made via 3.5 mm female jacks on the back of the monitor. Adapters (not included) may be required if the device also has female jacks (rare cases). • [Stationary bikes use this monitor] – For stationary bikes with "headphone" connection tips. For example, for bikes, see 90% of Amazon's home product. • Optional heart rate monitoring function: An optional function works with bikes that have sensors (usually 2 metal pieces on the handlebar). Rewiring may be required for some models. • Operates on 2 AAA batteries (not included)