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www.jeffersontools.com

User Manual 

v.1.1

JEFTRCH19HD

1. IMPORTANT

Recharge the battery pack every 3 months if it is not being used for a long time, 
or recharge it after used. 
•   Charge before use, although the battery pack is delivered in a charged state. 
•   It is advisable to use the unit from time to time in order to maintain the unit in good condition.
•   Do not dispose of the unit by burnimg or dismantle it under any condition.
•   Reverse charging is not recommended.
•   Do not short circuit the battery as this may cause permanent damage to the battery pack.
•   Never insert any foreign metallic objects into the charge jack of the battery pack.
•   Never leave the unit in extremely high temperatures while charging.
•   Use of the battery in extreme condition such as extreme temperature, deep cycle, and   
 

extreme overcharged or over discharged, may affect the service life.

•   Battery should be stored in a cool and dry place.
•   Be sure to use manufacturer's replacement parts.

JEFTRCH19HD

R E C H A R G E A B L E

UNI-POWERED

CREE LED 

HEADLAMP

IP64 WATER 

RESISTANT

2.5 HRS

RUNNING 

TIME

USB 

RECHARGEABLE

2.5 HRS

CHARGING TIME

2M

IMPACT 

RESISTANT

150m

BEAM 

RANGE

2. OPERATION

[Twist lens ring for WHITE LED FOCUS CONTROL] 
[Press OFF if stays at any mode over 10 seconds] 

JEFTRCH19HD
White High

580 Lumens

150m

2.5 hrs

White Med

245 Lumens

100m

4.5 hrs

White Low

25 Lumens

35m

16 hrs

Red On

10 Lumens

5m

15 hrs

Red 2Hz Flashing*

NA

NA

30 hrs

Battery Type 1 x Li-polymer Rechargeable Battery Pack (Included), 
or 3 x 1.5V AAA Alkaline Batteries (Not Included).

1.  Open battery case.
2.  Insert a charged Li-polymer battery pack according to the arrow    
 

sign on the battery & case, top pin position first. Then place  

 

 

the end into battery case. Or; Insert 3pcs new AAA alkaline batteries  

 

according to the polarity marks on the case.

3.  Close battery case.

3. BATTERY INSPECTION

When the headlight becomes noticeably dim, switch off the unit and 
recharge the battery pack as soon as possible. 

Battery Type 

3.7V BOOmAh Li-polymer Rechargeable Battery Pack (Included)
 

Charging Time 

2.5hrs 

1.  Connect the rechargeable battery pack to your PC, or an approved  
 

USB adaptor, a solar panel, a portable power bank or any other  

 

 

charging devices with an USB outlet, with the  

 

micro USB cable (included).

2.  The Red LED indicator will light up to indicate charging has started.  
 

The Green LED indicator will light up when the battery has  

 

been fully charged.

•  Recharge the battery pack every 3 months if it is not being used for  
 

a Long time, or recharge it after used.

•  The rechargeable battery pack will reach full performance only after  
 

a few complete charging & discharging cycles. 

•  DO NOT leave the battery pack in charging status  
 

(with power connected) continuously for more than five days, 

 

as this may cause a reduction in battery efficacy.

•  It is recommended to carry a spare charged battery pack,  
 

in the event of unexpected battery power shortage.

4. RECHARGING

1 x 3.7V 800mAh
Li-polymer
Rechargeable
Battery

Insert

OPEN
Battery Case

3 x 1.5V 
AAA Alkaline
Batteries

3 x 1.5V 
AAA Alkaline
Batteries

OR

Micro USB Cable - To PC, 
USB adaptor, solar panel, 
portable power bank or 
any other charging device.

Charging status indication

RED

 LED On - Charging

GREEN

 LED On - Fully Charged

Charge jack

CONNECT

580

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