Valkee HumanCharger User manual

1
User Guide

Table of Contents
1. Welcome 3
1.1. Intended us• e
1.2. Product descripo• n
2. Use of the device 6
2.1. When To Use Humancharger• ®
2.2. Adjustment Of The Light Seng• s
2.3. Safety informao• n
2.4. Chargin• g
2.5.Troubleshoong•
2.6.Maintenance and servic• e
3. Disposal 15
4. Warranty And Legal Informaon 16
5. Technical Informaon 18
Designed and manufactured by Valkee Oy (Ltd),
Elektroniikkae 3-5, FI-90590 Oulu, 11/2016, version
2.0 HC EU (ID 165216V37). These instrucons are
copyright 2016 Valkee Oy. HumanCharger® and Valkee
are registered trademark by Valkee Oy. All rights
reserved.

1. Welcome
Thank you for purchasing the HumanCharger®!
Your HumanCharger® sales package contains
the following accessories and materials:
A charging cable•
A bag of earbud ngs•
Instrucons for use•
This user guide contains important
informaon about the appropriate use of
your HumanCharger® device. Read all safety
informaon and instrucons for use carefully
before using the device.
KEEP THE USER GUIDE FOR FUTURE
REFERENCE.
Please send us your feedback at info@valkee.
com or share it on Facebook at facebook.com/
ValkeeCompany.
1.1. Intended use
The HumanCharger® is intended to alleviate
the typical symptoms of jet lag experienced
subjecvely by adult travelers, and typical
symptoms of winter blues caused by lack of
sunlight experienced subjecvely by adult
users.

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1.2. Product descrip on
A. HumanCharger® main unit
B. LEDSet earplugs
C. Silicone   ng for the earplug
D. Power on/o bu on
E. USB connector for the LEDSet and charging
cable
F. Indicator light for ba ery power and charging
G. Indicator light for session length and
progress
A
C
D
F
G
E
B

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Before the rst use, select the ear piece ngs
(C) that best match your ears and put them on
the LEDSet (B). Connect the LEDSet connector
(E) to the main unit (A). Place the LEDSet
carefully in your ears.
Start the session by briey pressing the power
buon (D). HumanCharger® switches itself o
when the session is complete. You can follow
the session from progress ring (G). Recharge
the main unit when the baery indicator (F)
ashes or when the device will no longer switch
on.
HumanCharger® will not switch on if the
LEDSet is disconnected. HumanCharger® can
be charged with many mobile phone chargers
or smartphone micro-USB chargers or from a
computer’s USB port.
The baery-indicator (F) cycle on and o when
charging and remain on when the baery is full
charged. One charge is enough for more than
10 sessions. Remember to clean the earbuds
regularly.

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2. Use of the device
The HumanCharger® device emits UV-free blue-
enriched white light through the ear canals to
the light-sensive regions of the brain. Follow
the instrucons below to prepare your device
for use.
2.1. When To Use Humancharger®
Health and well-being
Invented in Finland, HumanCharger® is a light
therapy device that sends a UV-free blue-
enriched white light through LEDSet to the
light-sensive regions of the brain - just where
it is needed the most!
HumanCharger® benets are:
Increased mental alertness•
Improved mood•
Increased energy levels•
Use HumanCharger® to gain those benets on a
regular basis in the morning once a day within
two hours of waking up at the same me each
day. Recommended me is 12 minutes.
Winter Blues
The winter blues is a mild version of Seasonal
Aecve Disorder caused by lack of ambient
light. To alleviate typical symptoms of winter
blues, such as irritability, loss of interest in
acvies you usually nd enjoyable, feeling of
worthlessness or hopelessness, oversleeping,
loss of energy, social withdrawal, decreased

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physical acvity, fague, cravings for foods that
are high in carbohydrates, and weight gain, use
the HumanCharger® as usual on a regular basis
in the morning once a day within two hours of
waking up at the same me each day.
If your seasonal mood swings are more severe,
or you are suering from depression, or if you
are currently on medicaon for depression,
consult your physician and use light therapy
only under supervision.
Jet lag recovery
When you travel cross several me zones,
you are likely to experience some jet lag.
HumanCharger® is perfect for accelerang
your recovery from the unpleasant symptoms
of jet lag. If your ight is eastward, use
HumanCharger® rst thing in the morning and
early aernoon, four mes during the day at
2-hour intervals (for example at 8 am, 10 am,
12 noon, and 2 pm local me). Repeat each
day unl you feel recovered. For a westward
ight, use HumanCharger® from late aernoon
to evening, four mes a day at 2-hour intervals
(for example at 3 pm, 5 pm, 7 pm, and 9 pm
local me). Repeat each day unl you feel
recovered. It is not recommended to take more
than four 12 minute HumanCharger® sessions
per day.
For more detaiLED trip-specic instrucons
and reminders, you can download free
HumanCharger® companion app from your
phone app store*. Search for it by the name

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“HumanCharger”, or scan this QR code with
your mobiLEDevice to access the app directly.
*App availability varies by smartphone
operang system version.
Shi worker energy boost
If you need to extend your day or wake up
parcularly early, use HumanCharger® every
two hours during the me you feel most red.
It is not recommended to take more than four
12 minute HumanCharger® sessions per day.
2.2. Adjustment Of The Light Sengs
On rst use, the session starts with the default
bright light sengs (12 minutes). If you feel
that the intensity is disturbing adjust the light
sengs:
Turn o the device.1.
Press the power buon for three seconds 2.
to reduce the length of the session by
three minutes and the intensity of the
bright light by 25%. For further reducon,
keep holding down the power buon.
The device saves your new sengs to
the LEDSet.

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If you want to return to the default 3.
seng, keep holding the power buon
unl 12 minute seng is restored.
2.3. Safety informaon
IMPORTANT NOTE: Use the device only
as instructed by Valkee, to avoid potenal
personal injury or damage to the device. Read
all warnings and cauons before using the
device.
The device has CE Class II(a) medical device
cercaon and has been clinically tested. The
device meets the requirements of the Medical
Device Direcve 93/42/EEC.

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Contraindicaons
The device is not intended for children or for
use during pregnancy.
The device may not be suitable for individuals
who suer from bipolar disorder. Side eects of
use of the device are rare when the instrucons
for appropriate use are followed. The most
common side eects are temporary headache,
restlessness, and decreased quality of sleep
during the early morning hours.
Warnings
Consult your physician and have your current
medicaon reviewed before using the device, if:
You have low blood pressure •
(hypotension)
You have an ear infecon•
You suer from, or have suered from, •
diagnosed depression
You have bipolar disorder•
You are hypersensive to light (e.g. •
because of epilepsy)
You are using psychotropic drugs (e.g., •
andepressants or neurolepcs)
Do not use the device while performing tasks
that require unrestricted hearing, to avoid
hazards due to restricon in hearing capability
caused by the earbuds.
Do not look directly into the light-eming
earbuds, to avoid eye irritaon or damage.
Do not use excessive force to insert the