OOBIK B SHARK Instruction Manual Download Page 1

CR 2032

Battery

 Sensor

Body rubber ring 
X 2ea 

Small rubber ring
(For ring magnet)

3. Component

1. Specification

Spoke magnet

Ring magnet

(air inlet)

Dual lock pad 
(For sensor)

Product : Cycling Speed & Cadence Dual Sensor
Model : B SHARK (BS-50)
Size : 48 x 43 x 27 mm
Weight : 25g ( Incl. Battery & Magnet )
Battery type : CR2032 (DC 3V)
Battery Life : Up to 600h
Temperature : -20℃ to 60℃
Range : 120km/h, 260rpm
Wireless : Bluetooth 5.0, ANT+

5. Install position & Check magnet detection.

4. Battery install / Replace

1

 

 

Remove Battery cover : 

    and    rotate consistently to separate the cover.

2

  

Inserting battery :

 Remove the insulating paper attached to the (-) terminal of the CR2032 battery and insert it into the battery cover.

3

  

Insert Battery Cover :

 

Insert the center point of     and     to match    press to close completely,

 

and install the cover to match    and   .

4

  

Confirm operation : 

Battery contact and green LED flashing. (※ Refer to‘ 8. LED Display Status’

)

5

  

Dual lock pad attachment : 

Remove protective film on the back of the dual lock pad and attach it to the left and right grooves of the sensor's battery 

                                         cover.

1

2

3

4

5

or

Cadence

magnet

Cadence

magnet

Sensor

Sensor

Crank arm

pedal

Crank arm

pedal

Max
32mm

Max10mm

Check : Before attaching the dual lock pad, refer to ‘6. Installation’to check whether detects a magnet for each sensor.

Spoke

LED display

Dual lock pad 
(For frame)

Remove insulation
paper.

CR2032

5~22mm

※When inserting the battery cover, make sure to check the mark on the cover before installing.

< MTB, hybrid bike >

< Road bike >

Max 25mm

https://oobik.bike

S P E E D   &   C A D E N C E

2. Warranty & Service

 

This product was shipped after its own quality/management 

    inspection and is sold in accordance with consumer compensation 
    regulations.

 

The warranty period is one year from the date of purchase of the 

    product

    In the event of a failure in normal use within the warranty period, contact 
    the service center and send the receipt and product to us for free of 
    charge.

 

Paid service items

    ①Products that warranty has expired..  
    ②Failure/damage cause by user negligence or accident          

SIMULTANEOUS MEASUREMENT DUAL SENSOR

※Refer to '8. LED display status'

Speed Sensor 

Cadence Sensor

(Spoke magnet)   (

Ring magnet

)

Ring 

magnet

Spoke

magnet

(

Cadence magnet

)

Cadence / Spoke magnet 

detection distance

Ring magnet detection distance

Presta valve

Cadence magnet

(pedal)

 Warning

This product contains a coin / button cell battery.

If the coin / button cell battery is swallowed, it can cause severe 

   internal burns in just 2 hours and can lead to death.

Keep new and used batteries away from children.

If the battery compartment does not close securely, stop using the 

   product and keep it away from children.

If you think batteries might have been swallowed or placed inside 

   any part of the body, seek immediate medical attention.

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