Baby rules:
Without temperature
  can be installed in all kinds of bicycles: mountain, highway, folding, ordinary bicycles, hands-on ability, can also install motorcycles, battery cars, etc.
Everyone looks on the code on English.  this is Shen Shun Dong Company. Quality assurance
Applicable to all kinds of bicycles: highway bicycles, mountain bikes, folding cars, ordinary bicycles, etc.!
You can set the circumference according to different wheel sizes!
The function of the code table is as follows:
1)SPD CURRENT  Speed ??/ driving speed
2)ODO   ODMETER / driving mileage
3)DST TRIP  DISTANCE / single driving mileage
4)Max MAXIMUM   Speed ??/ Maximum driving speed
5)AVS AVERAGE   Speed ??/ average speed
6)TM ELAPSED   TIME / driving time
Seduce)CLK CLOCK (Icon)/clock
8)SCAN  / Automatic loop function
9)CompaPator / speed comparison display
10)Setting speed scale (km / h, m / h) / km or mile setting
11)Setting Type Circumference / Fetal Round Week Set(0mm ~ 9999mm)
12)Setting the last value of odometer / odo total mileage initial value setting(Kilometers / mile)
Without temperature
14)Freeze Frame Memory / Driving Data Sampling
15)Maintenance Alert / Maintenance Reminder
16)RPM Rotation Per Mpinute / wheel speed(Select)
17)Auto ON / OFF  On / Off
Weight: about 75 grams
* The code table is equipped with detailed installation and instruction manual
Simple installation, simple operation. Code table uses a quick release design,It can be very convenient to take it without use. Stealing the car when the car is parked outside!
color:Black / red,Silver / red(No)
electromagnetic:1 grain AG13