4 TYPES SHUTTER FUNCTION <br> TW-283 supports simple single shooting, 1S continuous shooting, [ BULB ] shooting, delay shooting and timer schedule shooting. <br><br> 6 KINDS OF TIMER FUNCTION <br> Delay Shooting Setting can set delay time and shooting number, the delay time alters from 1s to 59s, shooting number alters from 1 to 99.timer Shutter Release shooting time can be set from 0 sec to 99hrs59mins59sec. Shooting number can be set from 1 to 99. <br><br> Specifications: <br> System Mode: FSK 2.4GHz wireless control system <br> Transmission Distance: over 80M <br> Communication Channel: 30 channels <br> Transmitting Power: -1dB <br> Receiving Sensitivity: -99dB <br> Control Cable Length: 30cm (straight line) <br> Transmitter Stand-by Time: over 1000hrs. (use 2 size AAA alkaline batteries) <br> Receiver Stand-by Time: over 400 hrs (use 2 size AAA alkaline batteries) <br> Transmitter Dimension(L¡ÑW¡ÑH):146mmX40mmX19mm <br> Receiver Dimension (L¡ÑW¡ÑH): 73mmX38mmX31mm<br> Weight: (excluding batteries) <br> Transmitter:52.6g<br> Receiver:36.2g<br> Functions: <br> Item Included: <br> TW-283 Transmitter X 1<br> TW-283 Receiver X 1<br> Shutter Connecting Cable X 1<br> User Manual X 1<br><br> Compatible cameras: select by socket Note: Package no include battery. <br> Refer to "+" / "-"within the transmitter's and receiver's battery compartments to insert the batteries. The receiver flash as ren LED light;If the light doesn't flash,it should be the battery reversed the direction. <br>