moon Arcturus Auto User Manualline Download Page 1

LIGHT SENSITIVE AUTO ON/OFF OPERATION

*The light will shut off after 3 seconds 

when you have selected the mode in 

automatic standby status.

Normal Working Status

Automatic Working Status

Steady Orange

Normal Working Status

Automatic Standby Status

Flashing Orange

Well-lit environment situation

Dark environment situation

1. Turn on the light.

2. Press and hold the power button about 3 seconds to toggle between 

automatic status and normal status.

3. Select the mode you want to use by press the power button.

Hold for 3 seconds to toggle between 

automatic status and normal status.

Hold for 3 seconds to toggle between 

automatic status and normal status.

AUTO 

OFF

(30 seconds delay)

AUTO 

ON

4. Press the power button about 1 second to switch off.

Low battery status

* Steady blue

Double click

1. Double click the power button to toggle between the steady and 

flashing modes.

(With mode memory, the light will resume previous 

mode upon next usage.)

LIGHT OPERATION

2. Press and hold the power button about 1 second to switch off.

(With mode memory, the light will resume previous mode upon next 

usage.)

Power button

 Indicators

Automatic status

* Standby - flashing orange

* Working - steady orange

Auto safe mode

* Flashing blue

!

Remember to switch off the light when you do not use it.

HOW TO MOUNT THE LIGHT

1. Choose the strap to fit in the bar.

2. Make sure the strap is clicked in place of the hook.

3. Hold the light on the handlebar/seat post.

4. Wrapping rubber strap around bar and stretching strap around hook to secure.

5. Slide the light forward onto bracket until it clicks into place.

6. Press down release lever to remove.

Pull 

Install

Install

Release

click

Press

RS-G

RS-H

35-52 mm

20-35 mm

20-26 mm

26-35 mm

26-35 mm

35-52 mm

HOW TO MOUNT THE LIGHT

7. Adjust the vertical beam angle when mounted on the seatpost, loosen 

the screw knob and band the light up or down for your preferred angle, 

then tighten the screw knob to secure the light in place.

1. Slide tail light forward onto belt clip until it clicks into place.

2. Press down release lever to remove.

Release

Clockwise

Wrapping

Release 

Adjust

Adjust

Release

Adjust

Adjust

1.

2.

3.

Install

Click

4.

Method 1

Method 2

Adjust

Adjust

Install

Install

Press

click

Release

Method 1

Method 2

*1 pc (30 chips) Rectangular ring COB high brightness red LED

*CNC Aluminium heat sink casing

*Light sensitive auto ON/OFF

*Auto safe mode

*Mode memory function

*Rechargeable lithium polymer battery (3.7V 300 mAh) 

*7 modes: Mode1 / Mode2 / Mode3 / 

 

 

FL1 / FL 2 / FL 3 / DAY FLASH (DOUBLE BLAST)

*Quick release universal bracket RB-22 

 (fits all round bars and AERO style bars)

*Low battery, charging and fully charged indicator

*Automatic fully charged cut-off system

*Side visibility

*Water resistant (IPX 4)

USER GUIDELINE

Thank you for choosing MOON light!

*For using this product safely and conveniently and keeping it well- 

preserved, please read this manual carefully before using. Please 

save this manual for future reference.

*Due to the improvement of the product, the product you bought may 

not be exactly in accordance with the introduction of this manual. We 

apologize for that. 

SPECIFICATION

CONTENTS  INCLUDED

®

Contents:

*ARCTURUS-AUTO

*RB-22 (Universal bracket)

*2 O-rings for mounting 

 RS-G (fits 20-35 mm diameters)

 RS-H (fits 35-52 mm diameters)

*BK-21 (Belt clip)

*USB-WP (Water resistant USB cable)

Optional accessories:

*RB-19 (Rear rack mount bracket)

*RB-21 (Saddle rail bracket) 

*RB-23 (Helmet bracket)

1. Loosen the screws in the saddle bracket with the Allen key.

2. Clamp the bracket onto the saddle rail.

3. Align the screw holes, using the Allen key to tighten the bracket.

4. Slide light forward onto bracket until it clicks into place.

5. Press down release lever to remove.

6. Twist the light body to adjust the vertical angle.

DAY FLASH 

(DOUBLE BLAST)

FL1
FL2
FL3

Mode

3

Mode

2

Mode1

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