Radio Shack 920SR - Manual (Page 23)

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3
charge battery
NOTE: Battery operating time is 5-8 hours.
Plug power supply into
power/charging socket
Plug power supply into wall socket
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NOTE: Light is not illuminated during normal battery operation
Recharging time is 8 hours if the battery is
completely discharged and 4 to 7 hours if
battery is only partially discharged.
charge nightly after every use
Red light = charging
Flashing red/green (equal duration) = 80 -90% charged
Long flash green, short flash red = fully charged
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4724 Radium 216 User Guide 2/28/05 10:14 AM Page 27