
6
sequentially-switched LEDs indicates the state of charge of the Li-ion battery. The state of charge is
shown whether an instrument is connected or not.
All four LEDs illuminated indicated a fully-charged battery,
IfonlytheyellowLEDilluminated,thebatterymustberecharged.Switchothebatteryandrechargeit
by means of the transformer.
Caution: Please use the appropriate battery. The battery should never be placed in municipal
waste. Please check local regulations for disposal of batteries.
3.2 Battery use and care
The capacity of Lithium battery will be changed by it’s using condition. For maximum battery capacity, use
the battery in room temperature ( 10 °C ~ 40 °C ). Do not expose the battery to extreme temperatures,
if the battery is used in high or low temperatures, the battery capacity will be reduced.
The old batteries should never be placed in municipal waste.
3.3 Cleaning and sterilization
•The outer surface of the instrument may be cleaned with wet cloth, the remaining stains can be
cleanedowiththemixtureof50%alcoholand50%distilledwater.Donotwipewithanycorrosive
detergent lest that the surface should be damaged.
•Cleaning the lenses: Mirror-cleaning paper or a drop of liquid solvent (50% alcohol and 50% aether)
may be used to clean the lens, blow it carefully. If there is dust stained on the lens, blow them with
a blowball or brush them with a dust pen.
Caution: Be careful to prevent the solvent into the instrument.
4. Technical Specication
Optical specications
420mm illumination light spot 20-80mm
Illuminationin200mmworkingdistance ≥75000lx
Adjustable range:
Fluctuation distance 12.5mm
Angle range Vertical ±25°
Weight: Headlight (excluding head band) 69g
Electrical specications
Illumination Source Extremely bright light, 5W LED, life 20000 hours
continuous burn, do not need to change the LED lamp.
Battery 7.4VLithiumbattery
BatteryRun-time Notlessthan7hourscontinuousruntimeonafully
charged battery.
Battery Charging-time Not more than 5 hours
Rating Adapter Voltage 100VAC-240VAC 50Hz/60Hz
Maximum Adapter Input Power 15VA
Power Adapter Output 12V DC 1250mA
Electrical Safety EN60601-1,EN60601-1-2 / CLASS II / Internal
electrical power source
ENGLISH