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Lighting Mode

Turn the cartridge battery counterclockwise to remove from the 

unit. To install, screw the cartridge battery into the light unit 

until it clicks.

CAUTION!:

• When the operating time decreases signifi cantly, the bat-

tery life is close to an end. Replace the cartridge battery 

with a new one.

• When you store the cartridge battery alone, be sure to 

install the cap. Otherwise, damage or a fi re may be caused 

by short circuit.

The ON/OFF and lighting modes are selected 

using a switch.
*2 When you turn the light on, it lights up in 

the last lighting mode you used. 

(Mode memory function)

Remaining battery capacity
When the switch (indicator) lights up, the re-

maining battery power is 20% or less. Please 

charge as soon as possible.

Standard operating time

Hi

Approx.

2 h

Middle

Approx.

3.5 h

Low

Approx.

8 h

Hyper-

Constant

Approx.

7 h

Flash

Approx.

80 h

Light source

High-intensity LED x 1

Cartridge battery

Li-ion 3.6v  3100 mAH

Charge

Micro USB plug

Operating time

Hi 

: Approx. 2 hours

Middle 

: Approx. 3.5 hours

Low 

: Approx. 8 hours

HyperConstant : Approx. 7 hours

Flash 

: Approx. 80 hours

*  Average runtime at 20˚C.

Standard charging time Approx. 5 – 11 hours

Temperature range

Charging  : 41˚F – 104˚F (5˚C – 40˚C)

Operating  : 14˚F – 104˚F (-10˚C – 40˚C)

Recharge/discharge 

number of times

About 300 times 

(until the rated capacity drops to 70%)

Dimensions/weight

1-15/64” x 4-9/16” x 1-45/64” 

(31.2 x 116 x 43.2 mm) / 4.9 oz (140 g) 

(Including the cartridge battery)

*  The specifi cations and design are subject to change without notice.

5338827N

FlexTight™ bracket

5341831N

Helmet mount

5342730

USB cable

5342440

Center fork bracket

5342680

Cartridge battery
(Li-ion3.6v 3100mAH : BA-3.1)

5342620

Fast charging cradle 2
(USB cable attached)

(H-34N)

SWITCH OPERATION (SWITCHING THE LIGHTING MODE)

3

Remove

Install

Cartridge battery

HOW TO REPLACE THE CARTRIDGE BATTERY

4

SPECIFICATIONS

LIMITED WARRANTY

2-year Warranty: Light unit only 

(Deterioration of the cartridge battery is out of warranty)
CatEye products are warranted to be free of defects from materials and 

workmanship for a period of 2 years from original purchase. If the product 

fails to work during normal use, CatEye will repair or replace the defect at no 

charge. Service must be performed by CatEye or an authorized retailer. To 

return the product, pack it carefully and enclose the warranty certifi cate (proof 

of purchase) with instruction for repair. Please write or type your name and 

address clearly on the warranty certifi cate. Insurance, handling and trans-

portation charges to CatEye shall be borne by person desiring service. For 

UK and REPUBLIC OF IRELAND consumers, please return to the place of 

purchase. This does not affect your statutory rights.

Please register your CatEye product on the website.

http://www.cateye.com/en/support/regist/

SPARE/OPTIONAL PARTS

(CRA-002)

(MICRO USB)

(CFB-100)

CO.,LTD.

2-8-25, Kuwazu, Higashi Sumiyoshi-ku, 

Osaka 546-0041 Japan

Attn: CATEYE Customer Service Section

Phone: (06)6719-6863

Fax: (06)6719-6033

E-mail: [email protected] 

URL: http://www.cateye.com

[For US Customers]

CATEYE AMERICA, INC.

2825 Wilderness Place Suite 1200, 

Boulder CO 80301-5494 USA

Phone: 303.443.4595

Toll Free:  800.5.CATEYE

Fax 

: 303.473.0006

E-mail: [email protected]

*2

*2

Double-click

Press

and hold

Press and hold

Switch 

(indicator)

Click

Click

Click

Click

Click

OFF

ON

Middle

Low

Flash

Hi

Hi

HyperConstant

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