Introducing the FTB-2/FTB-2 Pro and FTB-4 Pro
FTB-2/FTB-2 Pro and FTB-4 Pro 17
Power Sources
Power Sources
Your unit operates with the following power sources:
AC adapter/charger connected to standard power outlet (FTB-2 and
FTB-2 Pro—indoor use only).
OR
Standard three-wire power cord connected to standard power outlet
(FTB-4 Pro—indoor use only).
Lithium-ion rechargeable batteries (the unit automatically switches to
battery power if you disconnect it from its external power source). The
unit can be used outdoors when it is powered by batteries.
When it is connected to an external power source, the unit will function
even if the batteries are not present.
For all models, it is possible to switch from an external power source to
battery power or vice versa without affecting operation, unless the battery
LED ( ) is yellow and blinking.
The batteries recharge automatically when the unit is connected to an
external power source (with the AC adapter/charger or the three-wire
power cord).
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