This is ML-L3 Remote Control for Nikon D5100. High quality assurance. With the remote control， you can control the shutter of your camera from far away. Energy-saving design allows long battery life usage. Good choice for you!                                    Features                Wirelessly Trigger the Shutter    After switching your Nikon cameras in remote mode， you can instantly trigger the shutter with this wireless remote form a distance of up to 16ft<br>    It allows you to include yourself in the photo and take picture whenever you are ready<br>    Avoid Camera Vibration， Sharper Pictures!    Since you can trigger the shutter without touching the camera body， it can avoid camera vibration， thus resulting in sharper pictures<br>    Replaceable Battery    A 3V CR2025 battery is included and it is replaceable<br>    Compact and Light Weighted    It is so compact that you can put it in your pocket<br>    These cameras have built-in Infrared (IR) port so that they will work with the remote<br>                                                            Specifications                        Color     Black    <br>          Weight     0.35oz / 10g    <br>          Size     2.40 x 1.10 x 0.20 inch / 6.1 x 2.8 x 0.5 cm (L x W x H)    <br>          Compatibility Guaranteed     Nikon D5100， D7000， D3000， D5000， D90， D80， D70S， D70， D50， D60， D40， D40X， 8400， 8800， Pronea S， F75， F65， F55， N65， N75， Nuvis S， Lite Touch    <br>                                                             Package Includes            1 x ML-L3 Remote Control for Nikon