CYCARTIS ALFA REAR Quick Start Manual Download Page 1

Please read the manual carefully to ensure the proper use of your new bike light.

You can also download the manual from our website : www.cycartis.com

For LED lights that conform to German traffic regulation StVZO, there is label marked on

the package and a StVZO No. on each LED light.

For LED lights that don’t conform to German traffic regulation StVZO, there is no label 

marked on the package and StVZO No. on each LED light.

ALFA REAR

CONTENTS

Bike Light, Silicone Strap, Micro USB cable, and Silicone 

Pad 

MOUNTING

Securely attach the hook on the rear of the light with one

side of silicone strap and the mount on the seat post or 

seat stays. The silicone strap is able to fit the diameter of

seat-post from the 18mm to 48mm range and other types

of seat posts e.g. aerodynamic seat post.

Fig. 1: Mount on seat post  

Fig. 3 : Mount on aero seat post 

around tube  

Enlarge the gap of 

the silicone pad 

Fig. 2: Mount on seat stay 

(The silicone pad must be

 reversely replaced)

BATTERY INDICATOR

While the LED light is turned ON, the battery capacity will

use a signal light to show its current status immediately.

80%

30% - 80%

ORANGE

GREEN

30%

RED

* Please always charge the LED light fully before using

   it for the first time. 

* Before the storage, please charge the LED light to green

   battery indicator (Full Charge). 

* During storage, please keep the battery in a cool and 

   dry place. 

* Please recharge the battery at least every 3 months. 

* If the moisture has occurred in the LED light, please

   open the rubber case of USB port and air dry the battery. 

* Please do not charge over 5V/500mAh as this will 

   damage the battery.

* Please unplug the LED light right away while it is fully

   charged.

* The battery capacity may become ineffective to about 

   80% of its value after 300 recharge cycles.

     BATTERY MAINTENANCE

!

* If the LED light turns out due to a low battery capacity

   during the ride, it is recommended that saving the 

   battery by using the flash mode or recharging the light

   with the a portable power bank. In this case, the battery

   indicator will still show constant red and yet it will 

   operate in this mode. We cannot guarantee water 

   protection while both operating and charging the light 

   at the same time during rainy or wet conditions. 

* Please switch to the Day Time Mode (Slow-Flashing) to

   increase visibility and safety during the day time. 

* Battery runtime and charging time may vary depending

   on the operational environment the light is in and the 

   conditions under which it is being used.

     

NOTE

!

CHARGING

Fully charge the battery before using the LED Light for 

the first time.

1. Switch off the LED light.

2. Open the rubber case of Micro USB port and plug it in

    with a Micro USB cable.

3. Also plug into the powered USB port on the laptop or

    wall. The charging indicator will turn on immediately. 

4. Unplug the Micro USB cable after a full-charge. The 

    charging time is estimated to be around 2-3hours.

Charging

Fully Charged

GREEN

RED

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