1Made of highquality plastic, it feels comfortable and durable in use. 2No need for battery power supply, plug and play, very convenient and quick. 3Small size, easy to carry, suitable for most photograph scene needs. 4Simple to use, easy to operate, one button to meet your shooting requirements. 5Compatible with most digital cameras for Olympus, such as for E450 / E620 / E520 / E420 / E410 / SP490 / 570 / 560 / 550 / 510UZ cameras.1 xShutterReleaseCable1 xManualItem Type: ShutterReleaseCableModel: RM-UC1Material: PlasticProduct Color: BlackProduct Weight: Approx. 62gApplicable models: ForOlympus E450 / E620 / E520 / E420 / E410 / SP-490 / 570 / 560 / 550 / 510UZ cameras.How to use:1. Connect the camera shutter interface through the wiring port.2. Set the camera shutter to Bulb.3. Two ways to useMethod 1: Press and hold the button on the remote control until the exposure is over, then release the shutter.Method 2: Hold down the shutter and slide the button forward until the exposure is over and release the shutter and the button.