EN-6
About Rechargeable Battery
The device is equipped with a built-in rechargeable battery. Please fully charge the
battery (for at least 8 hours) before initial use. The battery status indicator glows in red
color when charging and turns bright green color when charging is complete. Charging
time is approximately 3 hours for GV5900, 4 hours for GV7900.
Working conditions and precautions for the rechargeable battery
z Device with new battery should be fully charged before initial use.
z It is not necessary to start charging the device before the battery is fully
discharged.
Cautions on Battery
Char
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