Note: Because it does not have an optical transmission function, the Speedlite Transmitter ST-E3-RT is not compatible with earlier Speedlite models such as 580EX II.
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′ (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.
Slave operation confirmation:
Green Light–Lit: Radio Transmissions Okay
Red Light–Lit: Not Connected
Blinking: Transmission Error/ Too many units
Orange Light–Lit: Sub-master transmission
Blinking: Receiving remote release shooting, linked shooting signal
Green Light–Lit: Radio Transmissions Okay
Red Light–Lit: Not Connected
Blinking: Transmission Error/ Too many units
Orange Light–Lit: Sub-master transmission
Blinking: Receiving remote release shooting, linked shooting signal
Not compatible with earlier Speedlite models such as 580EX II
Canon ST-E3-RT Specs and Price in Kenya
| Price in Kenya | Ksh 19,999 |
| Transmission Range | Approx. 98.4 ft. (30m) |
| Flash Control | Ratio control: 1:8 – 1:1 – 8:1, power 1/3-stop increments |
| Coverage | Flash coverage: Transmission Angle: 360° all around |
| Power Source | 2x AA/LRG Alkaline Batteries (Ni-MH and Lithium batteries can also be used) Battery Life: Approx. 10 hours continuously when using AA/LR6 alkaline batteries (At a room temperature of 73°F/+23°C). |
| Dimensions | 2.65 x 2.42 x 3.05″ (67.4 x 61.5 x 77.4 mm) |
| Weight | 3.9 oz (110 g) excluding battery |
Packaging Info
| Package Weight | 0.7 lb |
| Box Dimensions (LxWxH) | 6.4 x 4.65 x 4.5″ |
