The AcuteB2 AirS/R is an improved version of the Acute 600B with Profoto Air Sync and Pocket Wizard built in as well as a Lithium Ion Iron Phosphate Battery

With the AcuteB2 AirS/R you'll get famous quality and reliability in a small generator. Lighter, faster recycling times, more flashes per charge. All with Profoto Air Sync, PocketWizard and a Lithium Ion Iron Phosphate Battery.

• Faster Recycling: Acute B2 packs with LiFe batteries recycle in 2 seconds at full power compared to 2.6 seconds of the original AcuteB models!
• Compact Size: Small footprint allows the pack to be easily transported, anywhere and everywhere
• More Full Power Flashes: With up to 200 full power flashes per charge you know you have the power to get the job done.
• Longer Life: batteries can be charged 4 times more than their lead counterparts.
• Lighter weight: 20% lighter means easier to bring with you.
• Air Remote and Pocket Wizard: Two remote triggering options ensure you can choose which slave unit is right for any circumstance.
• Profoto compatibility: Fully compatible with the full line of Profoto Light Shaping Tools.

Energy : 600 Ws

Recycling : 0.09–2.6 s

XFast Recycle Switch : N/A

Fast/Slow Recycle Switch : N/A

Flash Duration : 1/6800–1/1000 s 

                            Ws - 600, 300, 150, 75, 37, 18, 9

Energy Max : -1, -2, -3, -4, -5, -6

Flashes : 160, 320, 600, 1200, 2000, 4000

Flash Capacity : 8000

Modeling Lamps Total W/Pack : 65

Modeling Lamps Max W/Head : 65

Modeling Light Modes : Ext / Off / Bat

Triggering Manipulation : N/A

Energy Control f-stop Range : 7

Energy Control Increments : 2/10 step adjustments

Energy Control W/s Range : 9–600

Energy Precisions : 1/75 f-stop flash to flash

Energy Distribution : Symmetrical

Asymmetry Max f-stop Range : N/A

Asymmetrical/Symmetrical Output : N/A

Flash Duration Minimum : 1/6800

Flash Duration Maximum : 1/1000

Flash Duration Twin : 1/1800*

Recycling : 0.09–2.6 s

                    Magnum @ 2: 64.2

                    Zoom @ 4: 32.2

                    Umbrella @ 7: 16.2

Outputf-stop at 2 m @ head settings : Magnum + Twin & 2 Generators: 90.4*

No of Units/Fuse / 120 V = 15 A : N/A

No of Units/Fuse / 230 V = 10 A : N/A

Battery : 12 V 5 Ah, 5 h (Profoto Charger 1A)

Battery Charging Time : 2.5 h (Profoto Charger 2A)

Auto Dumping : Yes

Color Temp. Control in 50 K Steps : N/A

Lamp Head Socket(s) : 1

Sync Socket(s) : 1

Wireless Radio : 32 channel / 4 zone for remote operation

Wireless Radio Range : Up to 100 m

Fan Cooled : N/A

Auto Multi-Voltage : N/A

Fuse : N/A

Battery Fuse : 40 A

Computer Controlled Interface : N/A

Photo/IR-cell : Yes

Photocell Switch : Yes

Battery Indicator(s) : Yes

Audible Signal On/Off : Yes

Sync Voltage : Compliant to ISO 10330 Standard

Compatible Heads

Pro-B Head : N/A

ProHead : N/A

ProTwin : N/A

ProRing : N/A

ProRing2 : N/A

AcuteB Head : Yes

Acute/D4 Head : Yes**

Acute/D4 Twin : Yes**

Acute/D4 Ring : Yes

Spotlights : Yes

Striplights : Yes

Measurements

Size : 19 x 19 x 13 cm/ 7.5 x 7.5 x 5 in

Weight : 4.8 kg/ 10.6 lbs