Compatible with Nikon ML-L3 Wireless Remote Control 100% Brand New [Features] Shutter operation is possible about 16.4 ft (5 m) away. It can also be used as a replacement for cable release to prevent shaking. About the battery: The battery is inside the main unit. Battery life is about 3 years standby / about 20,000 shots Please remove the transparent film attached to the battery compartment before using this product. Please refer to the camera side manual for the user to use the device for different purposes. Compatible Cameras: Nikon D3200, D3000, D5300, D5200, D5100, D5000, D7100, D7000, D610, D600, D90, D80, D70S, D70S. 0, D6 Compact Digital Camera COOLPIX P700, COOLPIX P6000, COOLPIX P7100, D50, D40X, D40Nikon 1 V1, Nikon 1 V2 Film SLR U2, U, Lite Touch Zoom (Light Touch Zoom) P770 0. Size: Main unit: 2.4 x 1.1 x 0.2 inches (60 x 27 x 5 mm). Country of Manufacture: China. *The design may differ from the picture depending on the time of shipment.