Ferei HL 20 II, User Manual

Patented product, counterfeiting not allowed.

Shenzhen FEREI Lighting Co., Ltd

. 

3rd Industrial Zone, Xiakeng Village, Tongle, Longgang District, Shenzhen 518116, China. TEL: 0086 755 8480 7942 / 0086 755 8480 7943 

•

 FAX: 0086 755 8480 7944. 

E-mail: ferei@ferei.com

 •

 Website: www.ferei.com

WARM TIPS

In order to avoid accidents, please pay attention to the following tips: 

•

Never use damaged, discolored or leaking batteries.

•

Never use batteries with a damaged sleeve or foil covering.

•

Always use 18650 batteries with safety certificates.

•

If the light gets unusually hot when in use, turn it off and check 
battery appearance. 

•

Never store the battery into the battery holder.

•

Recharging is finished when the LED indicator turns to green.

•

The battery remains at a normal temperature during recharging. If it 

DIAGRAM

gets unusual hot, stop recharging and take the battery out.

•

Do not dissemble the charger kit by yourself if the battery couldn’t be 
recharged.

•

The battery can be used at any time once being recharged. If it 
is left unused for long periods, it should be recharged for 4 hours 
every three months. After being charged they should be slightly 
discharged for 10-20 minutes before storage.

•

Be sure to always recharge the battery in a safe place and do not 
leave unattended while charging.

MAINTENANCE

•

Wipe the glass lens with a soft cloth at regular intervals to ensure 
maximum light transmittance (avoid using corrosive detergents).

•

Ensure the cable plug and inside of the battery box remain free of 
dirt and debris.

•

Unplug the cable from the battery box when unused for extended 
periods.

WARNING

•

It is a lighting tool, not a toy. Keep it away from children.

•

Should not be aimed directly at the eyes of humans or animals

•

Do not place the light face / lens down when turned on.

•

The surface of the flashlight may become hot during extended use.

•

Do not dismantle or dissemble any structural parts of the light, 
especially the seal parts.

•

Dry the light surface with soft cloth immediately after exposure to 
water or any corrosive substance.

•

Always remove batteries during long periods of inactivity (more than 
30 days). 

•

Ferei reserves the right of interpretation of this manual.

USER MANUAL

High intensity  

LED Headlamp

HL

20II

HL20II  PRODUCT SPECIFICATIONS

LED

CREE XPL HI COOL WHITE

ANSI/FSC

MAX

CUSTOMIZED SETTING

POLICE 

STROBE

SLOW 

STROBE

FAST 

STROBE

SOS

LIGHT PER

100%

10%

20%

30%

40%

50%

60%

70%

80%

USERDEFINED

OUTPUT LM

1000

100

200

300

400

500

600

700

800

USERDEFINED

RUNTIME INDOOR STATIC TESTING AT 28ºC MAX OUTPUT

4

40

20

13

10

8.6

6.7

5.8

5

>10

RANGE M

OVER 305 METERS

MAXIMUM INTENSITY

23256 CD

LED

CREE XPL HI NEUTRAL WHITE

ANSI/FSC

MAX

CUSTOMIZED SETTING

POLICE 

STROBE

SLOW 

STROBE

FAST 

STROBE

SOS

LIGHT PER

100%

10%

20%

30%

40%

50%

60%

70%

80%

USERDEFINED

OUTPUT LM

940

94

188

282

376

470

564

658

752

USERDEFINED

RUNTIME INDOOR STATIC TESTING AT 28ºC MAX OUTPUT

4

40

20

13

10

8.0

6.7

5.7

5

>10

RANGE M

OVER 208 METERS

MAXIMUM INTENSITY

10816 CD

WATERPROOF RATING

IPX4

ANTIDROP

1M

DIMENSION

30 MM HEAD DIAMETER

BATTERY

1 X 18650 BATTERY

WEIGHT

140 G EXCLUDING BATTERY

NOTE: THE ABOVE PARAMETERS ARE TESTED BY USING 1 PCS 3400 MAH 18650 LIION BATTERY

* 

PHOTOS ARE FOR REFERENCE ONLY, PRODUCTS IN KIND PREVAIL!

SWITCH

ADJUSTMENT 

DIRECTION

HEAD

ADJUSTMENT 

DIRECTION

ADJUSTMENT 

BUCKLE

BATTERY HOLDER 

18650

HEAVY DUTY 

ELASTIC FABRIC

5.5 DC PLUG CABLE