LCD Display Speedometer Odometer heart rate Monitor for Stationary

Feature 【Works for HeadPhone-Look Cables】Both speedometer & pulse trakcing connection are through 3.5 mm female jacks on the back the monitor - adapters (NOT INCLUDED) might be needed if the device also happen to have FEMALE jacks (rare cases). 【Compatible with Most Indoor Exercise Bikes】 - for Stationary Bikes with "head phone jack" look connection tips. E.g. many bike models by Sunny, PooBoo, L-Now, Snode, Exerpeutic, Pleny, Yosuda, Ativafit, Faafuu - 95% of Amazon brands as well as domestic brands 【Optional Heart Rate Monitoring Feature】An optional feature that works with bikes with pulse sensors (usually 2 x metal pieces on handle bars). Re-wiring MIGHT be required for some perticular models. 【2 x AAA Batteries Not Included - Required】Batteries are NOT included. Product Details Model: ZT-JP040 Counting range: 9999 (pcs) Input signal voltage: 1.5V (V) Specification: AS connector Size: 147*124mm LCD Size: 50*23mm Package includes： 1xMonitor Speedometer

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