Firefly DE570/571 User Manual Version: 2.2
Charging Battery:
Duration:
The Firefly Wireless Otoscope has a built-in high efficiency lithium battery that enables more than 1.5 hours
continuous operation.
Charging the Battery:
Through the micro-USB port at the rear of the Otoscope, the embedded battery can be charged with the
provided USB DC cable. The cable must be connected to the USB port of a PC or to the “USB Power
Adapter”, which can charge directly from a wall outlet.
Overload Protection:
The overload protection circuit will prevent overcharging when the battery is full and the “Indicator” will
turn green.
Power Indication:
The power indicator light is normally green during operation, but will turn yellow when it needs it needs be
recharged.
The lithium battery is a delicate and consumable item. It is expected to last through years of
use and is guaranteed for twelve months from its purchase against defects. If there is any
battery related issue, please contact customer service immediately. Battery replacement by
unauthorized personnel or replacement with unauthorized batteries may damage the system and voids the
overall warranty.
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