The Profoto B1 is a revolutionary flash system which incorporates TTL technology compatible with Canon and Nikon cameras. As of December 2014 supports High speed sync for most Canon and Nikon TTL-capable camera systems and Profoto TTL remote. Use any camera on full manual mode with PC sync, optical trigger and standard Profoto Air Remotes. A rechargeable battery provides up to 220 full power flashes at 500 watt seconds. The Profoto B1 is capable of firing off up to 20 frames per second at lower power. Recycle to full power in under 2 seconds. Built-in Profoto Air Remote functionality, but you can also use third-party wireless systems such as Pocketwizards using a sync port on the bottom of the B1.
The Profoto B1 Location kit comes with two B1 flashes, 2 fully charged batteries, a 1-hour battery charger, battery charger for the car and a backpack to hold it all.
Just add a Profoto TTL remote or Air Remote and you're all set!
Guide Number: 291 @6.56' (2.0 m), 100 ISO with Magnum reflector
Power in 1/10 stop increments
Battery charge level
Modeling light status
Recycle alert: Beep, Dim, Beep and Dim, silent
Sync: Slave, radio channel and group
Back panel control:
Modeling light button
Test, On/Off button
Flash Variability: In 1/10 or 1 Stop increments
2.0-10 power level (1/256-1/1)
Recycle Time: Minimum/Maximum: 0.1-1.9 sec.
Quick Burst Mode: 20 frames per sec.
Flash Duration: Normal mode (t0.5): 1/11,000 - 1/1,000 sec. min/max power
Freeze mode (0.05): 1/19,000 - 1/1,000 sec. min/max power
Maximum Watt/Seconds: 500W/s +/- 1/20 Stop
Color Temperature: 5,600K
+/- 150K over entire power range, +/- 20K flash to flash
+/- 800K over entire power range, +/- 50K flash to flash
Beam Angle: 77 Degrees with built-in reflector and opal protective glass
Modeling Light: 20W LED (70W tungsten equivalent)
Replaceable by service tech.
Modeling Light Control: Off / Proportional / Free (full) 5.0-100%
Wireless Remote: Yes, via optional Air Remote TTL-C/N, Air remote, Air USB (Profoto Studio)
Up to 1,000' (300 m) for normal triggering
Up to 330' (100 m) for TTL with optional Air Remote TTL-C
Frequency Band: 2.4 GHz
Triggering: Air radio slaves, optical (IR), sync cord
Operating Voltage: 100-240VAC, 50/60Hz, Self-sensing
14.8VDC/3Ah via included, rechargeable battery
Auto Power Off: Yes, after 60 minutes of disuse
Sleep mode after 30 minutes of disuse
Battery Type: Lithium-ion
220 Full power flashes
Battery life: 300 charge cycles (to 80% left)
Flash Ready Indicator: Beep tone, ready right, modeling light dimming
Battery Charge Time: 2.0 Hours with included 2.8V multi-voltage charger
1.0 Hour with optional 4.5V quick charger
Battery Charge Display: Green LED indicators:
3 Sections: 100-70%
2 Sections: 70-40%
1 Section: 40-10%
1 Section blinking
User Replaceable Flashtube: No, via authorized service tech.
Voltage Stabilization: Yes
Circuit Protection: Adaptive thermal control
Fan Cooled: Yes
Auto Dump: Yes
Operating Temperature: 14 to +122°F (-10 to +50°C)
Storage: 4 to +140°F (-20 to +60°C)
Dimensions: Length x diameter:
Body only: 12.2 x 5.12 (310 x 130 mm)
With 5/8" (16 mm) stand adapter: 12.2 x 6.69" (310 x 170 mm)
Weight: 6.61 lb (3.0 kg) Including battery
Package Weight: 23.45 lb
Box Dimensions (LxWxH): 21.3 x 14.0 x 10.2"