The FreeWave Plus II Remote Shutter Release from Vello is a wireless shutter release set that allows select Canon cameras to be triggered remotely to get shots from distances as far as 320' away. Multiple available shooting modes allow shooting in single, continuous, four-second delay, and bulb modes. The dual-function release enables pre-focusing by half-pressing the trigger button, then firing the shutter release by fully pressing. LED indicators confirm pre-focus and exposure status. The compact transmitter and remote receiver unit are each powered by two AAA batteries. Wireless Shutter Release Wirelessly trigger a camera and take single or continuous shots. This is a simple way to capture images without having to touch the camera. This freedom is useful for photographing wildlife or for macro photography, and for long exposures where it is necessary to eliminate any chance of camera shake. Wired Shutter Release In addition to wireless triggering, the camera can be triggered manually by pressing the button on the receiver unit Single and Continuous Shooting Modes Capture images individually or shoot in bursts Four-Second Delay The four second delay function makes it possible to step into the frame when shooting selfies or group portraits. it is also useful in macro photography when trying to eliminate vibrations caused by mirror movement in a DSLR Bulb Mode Use Bulb mode to take long-exposure photos by setting the camera to bulb mode and use the remote to open and close the camera's shutter. This mode is ideal for shooting star-trails and blurring rivers and waterfalls 16 Wireless Channels Sixteen available wireless channels enable setting the transmitter and receiver to operate on individually selectable channels in areas with high digital interference Compatible Cameras Canon EOS: R3, R5 C, R5, 1DX Mark III, R6, R, Ra, RP, M6, M5, 90D, 80D, 70D, 60D, 77D (9000D), T8i (850D), T7i (800D), T7 (2000D), T6s (760D), T6i (750D), T6 (1300D), T5i (700D), T5 (1200D), T4i (650D), T3i (600D), T3 (1100D), T2i (550D), T1i (500D), XSi (450D), XTi (400D), XT (350D), XS (1000D), Digital Rebel (300D), SL3 (250D), SL2 (200D), SL1 (100D), Elan series 10D, 20D, 30D, 40D, 50D, 5D, 5D Mark II, 5D Mark III, 5D Mark IV, 5DS, 5DS R, 6D, 6D Mark II, 7D, 7D Mark II, 1D, 1D Mark II, 1D Mark II N, 1D Mark III, 1D Mark IV, 1Ds, 1Ds Mark II, 1Ds Mark III, 1D X and 1D C PowerShot: G1 X Mark III, G1 X Mark II, G1 X, G16, G15, G12, G11, G10, G3 X, G5 X, SX70 HS, SX60 HS, SX50 HS Contax: N and 645 FUJIFILM: X-T3, X-T1, X-T30 II, X-T30, X-E2, X-E1, X100T, X30 Hasselblad: H series Olympus: OM-D E-M1X, OM-1, OM-D E-M1 Mark III, OM-D E-M1 Mark II, E-M5 III, E-M5 II Pentax: K10D, K20D, K100D, K110D, K200D, K-3, K-5, K-5 II, K-7, K30, K-50, K-500, *istDS, DS2, DS, DL2, DL, and D Samsung: NX10 & NX100; GX-1S, GX-1L, GX-10 & GX-20 Sigma: SD1, SD9, SD10, SD14 & SD15 Vello FreeWave Plus Specs Item Type: Wireless: RF (Radio Frequency) Camera Connection: Canon 2.5 mm Sub-mini, Canon 3-Pin (N3) Channels: 16 Wireless Frequency: 2.4 GHz Interval Timer/Programmable: No Live View: No Mobile Device/App-enabled: No Shutter Modes: Bulb, Continuous, Single Shot, 4-Second Delay, 1-Second Continuous Wireless Range: 328' / 100 m Receiver Dimensions: 1.0 x 1.5 x 2.8" / 26.0 x 38.0 x 71.0 mm Receiver Power Source: Battery Receiver Battery Requirements: 2 x AAA Receiver Weight: 0.9 oz / 25 g (without batteries) Transmitter Power Source: Battery Transmitter Battery Requirements: 2 x AAA Transmitter Dimensions: 0.6 x 1.3 x 3.9" / 16.0 x 34.0 x 100.0 mm Transmitter Weight: 1.0 oz / 29 g (without batteries)