Bicycle computer

Model：SD-548C

Functions：

1.SPD   CURRENT SPEED

2.ODO   ODOMETER（0-9999km/m)

3.DST   TRIP DISTANCE

4.MAX   MAXIMUN SPEED

5.AVS    AVAAGE SPEED

6.TM    ELASPED TIME

7.CLK   CLOCK/(12H/24H)

8.SCAN 

9."+" "-"   COMPARATOR
10.SEETING SPEED SCALE(KM/M)

11.SEETING TYRE CIRCUMFERENCE(0mm-9999mm）

12.SEETING THE LAST VALUE OF ODOMETER

13.FREEZE FRAME MEMORY

14.AUTO ON/OFF  

15.WIRELESS TRANSCEIVER

16.AUTO WAKE-UP

548C English manual