Timer remote controller is specially designed to provide better assistance for photographers. If you want to get perfect shooting effect， you can have a try of this EZA-C3 Timer Remote Controller Black. It is small， power-saving and easy to carry and operate. With a built-in interval timer， this timer remote controller will help you control exposure time exactly to achieve better shooting effects. Additionally， it is much convenient for it asks no requirement to completely operate by yourself. Wonderful design to closely fit Canon， it won&acute;t let you down!                                    Features            Made of fine workmanship and durable materialWith a LCD screen， it is simple to operateLow-power neededElectroplating ring in button enhances its senseWith a built-in interval timer， the wired timer shutter release will help you control exposure time exactlyAn ideal shooting accessory for professional photographers or shutterbugsHigh-end timer controller for Canon EOS 1D X， 7D， 5D MARK II， 50D， 40D， 30D， 1D MARK IV， 1Ds Mark III                                                            Specifications            Model    EZA-C3    <br>Time Delay    0s to 99hrs 59 min 59s in one-second increments    <br>Exposure Time    0s to 99hrs 59 min 59s in one-second increments    <br>Interval    1s to 99 hrs 59 min 59s in one-second increments    <br>Number of Shots    1 to 399，--(unlimited)    <br>Power Source    Two AAA 1.5V Alkaline Batteries    <br>Battery Life    Approximately two moths of continuous shooting with a delay of 5min，an exposure time of 4 min 56s，and an interval of 5min. use of the illuminator will reduce battery life    <br>Operating Temperature    -20—+50℃（-4—+122°F）    <br>Dimensions    (5.91 x 1.57 x 0.71) " / (15.5 x 4 x 1.8) cm(L x W x H)    <br>Cable Length    35.43 " / 90 cm    <br>Color    Black    <br>Weight    5.11 oz / 145 g    <br>Compatible with    for Canon EOS 1D X， 7D， 5D MARK II， 50D， 40D， 30D， 1D MARK IV， 1Ds Mark III    <br>                                                            Package Includes            1 x Timer Remote Controller <br>1 x User Manual<br>2 x AAA Batteries<br>