Model: DM643
【CE】、【ROHS】
Working Principle:
It uses three phase non-brush dynamo to generate electricity for 80mah/3.6V NI-MH battery. And adopt LED drive to control circuit. 1 LED lighting / 3 LED lighting /3 LED flashing/ OFF for a circle as you pressing the switch.
Function:
1. Cranking for power-generating.
2. 1 LED lighting /3 LED lighting /3 LED flashing/ OFF for a circle as you
pressing the switch.
Feature：
1. Power supply by crank and storage within Ni-H battery that is green and environmental friendly, economical and safe. Press the switch to use a different function.
2. Designed by transmission system and non-brush to generate electric current that is light, efficient, little noisy and has a long life.
3. Uniquely gather light system could satisfy the illumination of near or intermediate range.
4. Unique structure, which is simple and handy.
5. Small, comfortable to use with style and ease.
6. Three ultra bright straw LED to illuminate and also have adjust and flash function.
7. Electric switch control is comfortable, and has a long life.
8. Luminous button in the night is beautiful and convenient.
MAIN TECHNICAL PARAMETERS:
|
ITEM
|
PARAMETER
|
UNIT
|
|
Max. brightness
|
>100,000
|
Mcd
|
|
Max. Lumious flux
|
>8
|
Lm
|
|
Half Power Angle
|
10-11
|
Degree
|
|
1 Light time after 1 minute cranking
|
>60
|
Minute
|
|
3 Light time after 1 minute cranking
|
>30
|
Minute
|
|
Lighting time after fully charged
|
>8
|
Hour
|
|
Flash Frequency
|
2
|
HZ
|
|
Lighting Distance
|
≥10
|
M
|
|
LED lifetime
|
≥50,000
|
Hour
|
|
Switch lifetime
|
≥10,000
|
Times
|
|
The whole unit lifetime
|
≥5
|
Year
|
|
Plastic part lifetime
|
≥5
|
Year
|
|
Flash frequency
|
2
|
Hz
|
|
Output Voltage
|
5.5
|
V
|
|
Output Current
|
>450
|
MA
|
|
Size
|
81x 49 x 38
|
mm
|
|
Net weight
|
98
|
grams
|
