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Overview
ProMaster ST1 100SL Speedlight for Nikon
The PROMASTER 100SL for Nikon sports a full complement of advanced features in a small form factor. Its hybrid design gives you the option of an LED light for videos or flash for still photos. The 100SL is well-balanced so it 'just feels right' on your camera while throwing a flattering quality of light towards your subject. Use it in a wireless flash system as a master or slave unit. You can even use the 100SL to remotely fire your camera!Key Features:
Specifications:
Guide number: 100 (100' / 30 m at extended/50 mm reflector position, ISO 100)
Bounce positions: 0o, 60o, 75o, 90o
Swivel positions: Right 0o - 90o; Left 0o - 180o
Flash coverage: 24 - 50 mm (manual)
Flash duration: 1/800 - 1/20,000 second
Color temperature: 5600 K
Exposure compensation: +/- 3 EV in 1/3 EV increments
Master/Slave mode: Optical pulse with 3 groups, 4 channels
Recycling time: Alkaline cells 0.27 - 5 seconds; NiMH cells 0.15 - 2 seconds
Dimensions: 5 1/2" x 2 3/4" x 2" / 140 mm x 70 mm x 50 mm
Weight: 9 3/4 oz / 27 g (without batteries)
Power source: 4 x 1.5 V AA alkaline batteries or 4 x 1.2 V NiMH batteries
Supplied Accessories:
Includes: 1 100SL speedlight for Nikon
1 soft carry case with battery pockets
REVIEWS
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4.9
Out of 5.0

Overall Rating
99%
of customers that buyfrom this merchant give
them a 4 or 5-Star rating.
May 22, 2025 by Randy L. (United States)
“Love this Store. Hopefully I can get this by Saturday, May 23rd.”
May 13, 2025 by Diane W. (United States)
“Ok”
April 29, 2025 by Kristina B. (United States)
“Would love an estimated delivery date on the pre-purchase and post purchase pages.”
Response from rockbrookcamera.com:
Hi Kristina, thanks for your review and we appreciate your feedback. We definitely have this on our wish list for the site for the future. Thanks for supporting small business!
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