JY-8010 SERIES
LED BICYCLE LIGHT
User manual
Thank you for purchasing JY-8010 series
Bicycle Light Device.
This user manual has been specially
designed to guide you through the functions
and features of the device.
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1. Product general description
● Mode: 100%Brightness-50%Brightness-
Flashing-Off (Press the button to change
the mode ; Press and hold the button for
2 seconds to turn off the light from any
mode)
● Approximately operating times : 4 hours
with 100% brightness , 8 hours with 50%
brightness,and 8 hours with flashing mode.
● Charging time: 3.5 hours
● Anti-reflection optical glass lens,
scratch resistant
● Waterproof grade: IPX4
● High efficiency orange peel reflector
● 6061-T6 Aluminum alloy body, anodized
anti-abrasive finish
● Easy mount O-rings
● Cable length: 65CM
● Automatic shift function: the brightness
will be shifted from 100% to 50% if the
temperature of the device exceeds the
safety temperature. The 100% brightness
mode would return to normal when the
temperature of the device is lower than
the safety temperature. Normally,the
safety temperature would not be exceed-
ed during driving
● 4 stage fuel gauge show the current ba-
ttery capacity
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Green —100~75%
Blue — 75~50%
Yellow — 50~25%
Red — 25~5%
Flashing Red — 5% to Off
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2. LED specifications
【Light source】CREE XML-T60
【Luminous flux】1000 lumens
【LED lifespan】50,000 hours
3. Battery specifications
● 4*18650 Li-ion batteries: 7.4V/4.4AH
● Batteries lifespan: 500 cycles of charging
and discharging
● The battery capacity will fall by less than
10% after 500 cycles of charging and dis-
charging
● Certifications: CE,UL,TUV,PSE
● Includes a small protection circuit board
with over-charge, over-discharge and sh-
ort-circuit protection function
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4. Operation of charging
The battery has been partially charged at the
factory.When charging is needed, please do
as follows:
● Connect the charger to a wall outlet
● Connect the charger to the battery
Red- charging
Green- fully charged
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5. JY-8010 series Components
⑴ Head light A ⑷ Battery B
⑵ Head light B ⑸ Charger
⑶ Battery A ⑹ O-rings (2 PCS)
①
②
③
④
⑤
⑥
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JY-8010 series include 4 models:
Ⅰ JY-8010A-1：②+③+⑤+⑥
Ⅱ JY-8010-1：②+④+⑤+⑥
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Ⅲ JY-8010A-2：①+③+⑤+⑥
Ⅳ JY-8010-2：①+④+⑤+⑥
6. Assembling
(a) Put the O-ring on the head light
(b) Fit the light on the handlebar with the
O-ring
(c) Wind the strap to the tube and make sure
the battery is tightly fastened
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(d) Connect the cables of the battery and the
head light
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7. Warning
Read instructions carefully before use.
Failure to comply with the safety instructions
may lead to damage to the charger and\or
batteries and may cause serious injury to the
user or other person.
● Keep out of reach of children
● Do not stare at the light source or point
the light against other people’s eyes, as
the powerful light may cause unexpected
eye-injury
● Do not make the battery or the charger
shortcircuit
● New batteries must be fully charged be-
fore they are used for the first time.
● Keep the charger in a dry place,Indoor
use only
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● Do not use the device while charging or
touch your device with wet hands
● Do not drop or cause an impact to the
charger or the battery, and never crush or
puncture the battery
● Do not charge the battery with chargers
that are not approved by the manufacturer
● Never dispose of batteries or devices in a
fire
● Never place batteries or devices on or in
heating devices, such as microwave
ovens, stoves, or radiators. Batteries may
explode when overheated.
● Do not touch the body of the light when
the light is turned on. The body of the
light could be overheated
● Battery must be stored in a dry, low tem-
perature place for long-term storage
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● Always store the batteries fully charged
● Do not touch the liquid if the battery is
leaking. If contacted, get medical help
right away.
● Prevent batteries from contacting metal
items, as this can create a connection
between the + and – terminals of the
device and lead to temporary or perma-
nent battery damage
● To ensure proper functioning of the ch-
arger, keep the battery and charger free
from dust & dirt. To clean the charger,
disconnect it from the power supply and
use a dry cloth only. Do not attempt to
open the charger.
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8. Suggestion
● We recommend that light and battery
should be separated for long-term
storage
● We recommend that the batteries should
be charged every half a year to prevent
over discharge during long-term storage
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