Storage And Safety Notice; Warranty - Unitech HT680 User Manual

inflating, the battery is detected for thermal protection and will not
be charged when the temperature of battery is over 50 degrees.
Do not leave the terminal for a long time in the charging cradle and
do not charge the battery with a cable long, which will shorten the
battery life and cause battery expanding/ballooning. The unit
should not be subject to very high temperature, excessive moisture,
and direct heat. Avoid the battery from being fully charged and
staying in a high temperature environment. Avoid terminal or spare
battery from staying in a hot vehicle. For prolonging the storage
time, keep the battery at a 40% charge level. Lithium ion batteries
oxidize least when they are stored at the state of 40% charge.

Storage and safety notice

Although charged Lithium-Ion batteries may be left unused for several months,
their capacity may be depleted due to build up of internal resistance. If this
happens they will require recharging prior to use. Lithium-Ion batteries may be
stored at temperatures between -20°C to 60°C, however they may deplete
more rapidly at the higher temperature ranges. It is recommended to store
batteries within normal room temperature ranges.

Warranty

The following items covered under Unitech Limited Warranty are free from
defects during normal use:
HT680 – 1-year limited warranty.
Accessories – limited warranty depending upon your local dealer's
definition
Warranty becomes void if equipment is modified, improperly installed or used,
dam-aged by accident or neglect, or if any parts are improperly installed or
replaced by the user.
Use only the adapter supplied. Using the wrong adapter may damage the unit
and will void the warranty.
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