The Profoto Pro-B2 1200R Ws Power Pack with Radio Slave provides an 8-stop flash adjustment. It may be fired by your Pocket Wizard transceiver or transmitter with its built-in 32 channel radio slave receiver.
The Pro-B2 can provide 200 full power flashes per charge. Achieve action-stopping flash durations, even at maximum power output. Recycle time is 1.8 seconds @ full power, and .04 seconds @ 600 Ws.
Using the snap-on universal power adapter, the Pro-B2 can operate as a regular AC powered flash generator while the battery is being recharged. The adapter is fast, charging an empty battery in just 2.5 hours, and it accepts a wide range of input power: 12-24V or 90-240V. Included with every Pro-B2 is a standard 110/230V charger, loading the battery in 5 hours. In addition, the Pro-B2 battery is completely memory free; there is no penalty for partial charging.
Fires Without Wires
Built-in 32 channel Pocket Wizard Brand Radio Slave
Attach an optional Pocket Wizard transmitter to your camera, and trigger the pack from up to 300' away
Conventional optical slave is switchable, sensitive, eases synchronization with other flash sources
Eight f/Stop Range
Variable from 1200 to 9 w/s, in 1/10 stop increments
Large Charge Capacity
Provides 200 flashes @ full 1200 Watt/second output
Faster Recycling Time
Requires only 1.8 seconds @ full power
The battery may be charged from a wall outlet in any country in the world, using the battery charger which is supplied with four different removable plug adapters
The battery may be charged directly from an automobile cigarette lighter with the optional 12V DC automobile charger.
Sturdy and Safe Construction
The unit has sturdy knobs, rubber-clad grips and frames, as well as the outlets and switches conveniently placed on top. It is equipped with special non-arching safety connectors, for easy connecting/disconnecting of the head at any time.
Can be symmetrically or asymmetrically distributed through two lampheads.
Flash Ready Indication
Switchable acoustic signal "beeps" when unit is fully recycled. Also the "Test" button lights up when the power supply is ready to fire
100W modeling light is powered for 20 seconds before automatic cut-off, conserving battery power
Optional AC Adapter
Charges the battery while shooting, allowing significantly more flashes (701248).
In the Box
Profoto Pro-B2 1200R Ws Power Pack with Radio Slave
12 Volt Battery with Cassette
Multi-Voltage 90-260V AC charger
2 Year Manufacturer's Warranty
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f/45.3 @ 2m, ISO 100 with standard zoom reflector
1.8 sec @ maximum power, .04 sec @ minimum power
1/2200 sec @ maximum power, 1/7400 sec @ minimum power