The Canon Speedlite 270EX II Flash light is designed for budding photographers for fun and easy shooting. This Canon Speedlite flash can be used as a wireless slave flash with selected Canon EOS DSLR cameras, which come with a master function

• You can also use this Canon electronic flash light with different compact digital camera models that have an integrated flash shoe mount
• This Canon electronic flash light is ultra lightweight and easy to use
• The Speedlite flash's Tele/Wide function enable you to easily adjust angle of illumination
• It comes with a guide number to match shooting conditions
• This Canon Speedlite flash has a flash release function that enables you use the flash to trigger the camera with a 2 second delay
• The vertical bounce capability of this Canon electronic flash ranges up to 90 degrees to offer multiple shooting options
• The normal flash coverage is 28mm, whereas the tele coverage is 50mm and you can switch between both based on your preference
  

Type: On-camera, E-TTL II/E-TTL autoflash Speedlite
Compatible Cameras: Type-A EOS cameras (E-TTL II/E-TTL autoflash)

Guide Number:
Flash Coverage                   ISO 100 (m)                     ISO 100 (ft.)
Normal (28mm)                         22                                        72
Tele (50mm)                              27                                        89

Flash Coverage:
EF lens: 28mm/50mm
EF-S lens: 17.5mm/31.3mm
Manual switching
Recycling Time:
1) Normal flash: Approx. 0.1 - 3.9 sec. / Lamp lights2) Quick flash: Approx. 0.1 - 2.6 sec. / Lamp blinks at 8 Hz (with size-AA/LR6 alkaline batteries)

Flash Range:
Normal Flash:
Guide No. (ISO 100)                   Aperture Value
                                           f/1.4        f/2       f/2.8       f/4       f/5.6
22 (Normal)                        15.7       11.0       7.9        5.5       3.9
27 (Tele)                             19.3       13.5       9.6        6.8       4.8

Quick Flash
Guide No. (ISO 100)                   Aperture Value
                                           f/1.4        f/2       f/2.8       f/4       f/5.6
12.6 (Normal)                      9.0        6.3        4.5        3.2       2.3
15 (Tele)                             10.7       7.5        5.4        3.8       2.7

High-speed sync (at 1/250 sec.)
Guide No. (ISO 100)                   Aperture Value
                                           f/1.4        f/2       f/2.8       f/4       f/5.6
12.6 (Normal)                      7.9          5.5       3.9        2.8       2.0
15 (Tele)                              9.6          6.8       4.8        3.4       2.4

AF Assist Beam
Intermittent flash firing system
At center: Approx. 13.1 ft./4m
Periphery: Approx. 11.5 ft./3.5m (in total darkness)
Compatible with model EOS 5D Mark II and later. Available via firmware update for: EOS-1Ds Mark III, EOS-1D Mark III, EOS 40D, EOS 50D, and EOS Rebel XS.
Bounce / Swivel
Up: 60°, 75°, 90°
Custom Functions:
1) C.Fn-01: Auto power off (Enabled/Disabled)
2) C.Fn-06: Quick flash w/continuous shot (Disabled/Enabled)
3) C.Fn-10: Slave auto power off timer (60 minutes/10 minutes)
4) C.Fn-11: Slave auto power off cancel (Within 8 hours/within 1 hour)
Transmission Range: Reception of all channels via light pulse signal reception on the master unit
Reception Angle: ±45° horizontally and ±25° vertically, facing the transmitter on the master unit
Power Source: Two AA-size/LR6 Alkaline Batteries
Dimensions: 2.6 x 2.6 x 3.0 in./ 65.8 x 65.2 x 77mm
Weight: 5.5 oz./155g (without batteries)