Name: Canon SpeedLite Transmitter ST-E3-RT
Brand: Canon
SKU: CA-DA-5743B002AA
Availability: Discontinued

Product Info for Canon SpeedLite Transmitter ST-E3-RT

Canon SpeedLite Transmitter ST-E3-RT belongs to our massive collection of . Remember to look at full collection of Camera Accessories from Canon which we have at everyday low prices. Browse our full product choice for the tools and products you need to tackle the job at hand.

Specifications for Canon Wireless Flash Transmitter:

Flash
Type	Radio transmissions wireless Speedlite transmitter
Compatible Cameras	Type A EOS cameras (E-TTL II/E-TTL autoflash)
Sync Speed	High-Speed Sync provided (EOS-1D X and EOS 5D Mark III only)
Flash Exposure Confirmation	Flash exposure confirmation lamp lights in green * If it does not light, shooting is not performed with the standard exposure
AF Assist Beam	N/A
Wireless Functions
Transmission System	Radio Transmission
Transmission Range	Approx. 98.4 ft. (30m)
Flash Ratio Control	1:8 - 1:1 - 8:1, power 1/2-stop increments
Flash Coverage	Transmission Angle: 360° all around
Slave Operation Confirmation	Green Light Lit: Radio Transmissions Okay Red Light Lit: Not Connected Blinking: Transmission Error/ Too many units (Master units + slave units = more than 16 units) Orange Light Lit: Sub-master transmission Blinking: Receiving remote release shooting, linked shooting signal
Slave Unit SE Mode Cancellation	The test flash button can be pressed to test if the slave units fire or cancel the auto power off status.
General
Power Source	AA/LRG Alkaline Batteries x2 (Ni-MH and Lithium batteries can also be used) Battery Life: Approx. 10 hours continuously *When using AA/LR6 alkaline batteries used (At a room temperature +23°C/73°F).
SE Mode	Power off after 5 min. of idle operation
Dimensions	2.65 (W) x 2.42 (H) x 3.05 (D) in. / 67.4 (W) x 61.5 (H) x 77.4 (D) mm
Weight	3.9 oz. / 110g (excluding battery)

Features of Canon Wireless Radio Transmitter for Flash Controls:

Newly-designed wireless system uses 2-way radio wave communication for enhanced communication among master and slave units. Achieves a transmission distance of up to 98.4 ft./30 m, all at a 360 degree angle.
Up to 5 groups, or 15 individual flashes can be controlled via 1 transmitter.
Supports E-TTL II flash, manual flash, stroboscopic and auto external flash metering.
Dot matrix LCD panel displays all pertinent information simultaneously and backlit control panel means easy operation.
8 types of custom functions, 3 types of personal functions.
Improved hot shoe contacts for more reliable information transmission and operation; compact design is approx. 2.65 (w) x 2.42 (H) x 3.05 (D) in.