• Autozoom head covers from 24-80mm (20mm wideangle adapter included)
 
• Compatible with every Pentax camera, but has special features when used with MZ-S or MZ-SD cameras
-"P-TTL" Preflash evaluative metering
-"HSS" Focal plane high-speed flash sync
-Wireless TTL capability with ratio lighting control & four transmission channels
 
• Second-curtain sync
 
• Illuminated LCD panel
 
• AF Infared lowlight assistance illumination grid reaches an impressive 23'
 
Type Shoe mount
 
Guide No. 98.5' (30 m) at 50mm

119' (36 m) at 85mm
 
Angle of Coverage 84° to 28° (24 to 80mm in 35mm format)
94° (20mm) with built-in wide angle diffuser
 
Auto Distance Range Full TTL or up to 17.7' (5.4 m) in manual mode
 
Auto f/Stops Full TTL at all apertures (with TTL-capable Pentax cameras)
 
Vari-Power 1/1, 1/2, 1/4th, 1/8th, 1/16th & 1/32nd
 
TTL Dedication Yes, including P-TTL
 
Bounce Head Yes
 
Swivel Head No
 
Zoom Head 24-80mm (flash senses focal length automatically)
 
Off Camera Terminal Yes; can be triggered off-camera in slave mode (with TTL if used on MZ-S or MZ-SD cameras)
 
Recycle Time 6 Seconds (based on fresh alkaline batteries & full power)
 
Power Source Four 1.5-Volt "AA" batteries (alkaline, lithium, NiMh)
 
Dimensions 2.8 x 4.3 x 4.5" (71 x 109 x 114mm) WxHxD
 
Weight 0.60 lb (272 g)