Model Name Flash
Year of Launch 2020
Type Type Auto electronic flash (clip-on type) with pre-flash metering
Shoe type Multi Interface Shoe.
Flash Maximum Guide number 28 (Flash coverage setting 50mm, ISO100・m)
Flash coverage 50mm, Angle of view at 24mm focal length is also covered with the wide panel
Flash duration (Approx.) Within 1.6ms(1/1 MANUAL)
Color temperature (Approx.) 5500K
Recycle time (Approx.) *1 0.1-6.4 seconds(Alkaline battery)/0.1-4.1 seconds(Ni-MH battery)
Number of flashes (Approx.) *2 More than 110 times(Alkaline battery)/More than 130 times(Ni-MH battery)
Continuous flash performance 40 flashes at 10 flashes per second  *3 
Bounce flash Yes
Bounce angle Up 120deg (0deg/20deg/40deg/60deg/80deg/120deg)
Test flash Yes
Flash control Flash control using pre-flash (P-TTL/ADI)
Flash compensation Yes  *4 
Power Level switching 25 levels(1/1-1/256) 1/3 steps
High-speed sync (HSS) Yes
Modeling flash Yes
Built-in wide panel Yes(24mm)
Built-in bounce sheet Yes
AF illuminator AF illuminator -
Operating range (Approx.) -
Radio control wireless function Radio control wireless flash Yes(commander/receiver)  *5 
Frequencies 2.4 GHz band
Channels 14 Channels(Auto/manual)
Communication distance (Approx.) *6 35m  *7 
Groups 3 groups(TTL/MANUAL),5 groups(group flash photography)
Maximum Flash units 15 units
Lighting ratio control 3 groups(TTL)
Optical control wireless function Optical control wireless flash -
Channels -
Communication distance (Approx.) *6 -
Groups -
Lighting ratio control -
LED light function Center luminance intensity (Approx.) -
Lighting distance (Approx.) -
Focal length supported -
Continuous lighting time (Approx.) -
Color temperature (Approx.) -
Power Level switching -
Other functions Auto zoom control optimized for image sensor size -
Flash distribution setting -
Auto WB adjustment Yes  *8 
Custom key settings -
Memory settings Yes
Remote release -
Display LCD panel -
Charge progress indicator -
External connectors Sync terminal -
Multi/Micro USB terminal Yes
Power source Power source Four AA-size alkaline or Ni-MH batteries
External Battery Adaptor -
Basic Information Dimension (Approx.) W 65.1mm X H 83.5mm X D 91.4mm (2 5/8inches × 3 3/8inches × 3 5/8inches)
Weight (Approx.) 219g (7.8 oz) (only main unit)
Material PC+ABS
Color Black
Operating Temperature 0℃ to +40℃ (32°F to 104°F)
Storage Temperature -20℃ to 60℃ (-4°F to 140°F)
Dust and moisture resistant design *9 Yes
Supplied Accessory *10 Name / Model (Count) Connector protect cap(1)
Carrying pouch (1)
Dust and moisture resistant cover (1)
Operating Instruction Form Separate
Language Japanese
Simplified Chinese
Traditional Chinese
  Warranty Provided
Package Form Color carton
Hook Attachment No
The recycle time is the fastest time from when the flash is emitted until the TEST button lights up.(Sony test conditions)
The number of flashes is the number of times that maximum light output can be emitted once in 30 sec.(Sony test conditions)
Normal flash, power level 1/32, 50mm, Ni-MH battery.
Depending on the camera,this function is not available.For details,see product information page.
Requires Radio Control Wireless Flash(sold separately) or Wireless Radio Receiver FA-WRR1(sold separately) or Wireless Radio Commander FA-WRC1M(sold separately).
May vary according to conditions.
SONY test conditions
Except DSLR-A100.
Not guaranteed to be 100% dust and moisture proof.
Warranty and Operating Instruction are excluded.