This is a multi-functional cellphone remote control. It is made of good and practical material, with nice workmanship and superb production technology. This kind of cellphone controller is also lightweight and compact, which is really portable for outdoor use. Features -Color:Black -Material:ABS, Electronic Components -Size:5.00X3.30X1.10cm/1.97X1.30X0.43in - Manufactured with sturdy material, the wireless camera shutter has excellent durability and practicality. - You can control phone shutter at your will, help you to take the beautiful pictures. - This multi-functional remote controller is compatible with many kinds of devices such as electronic reader or cellphone. - Compatible with a variety of phone and camera, you should buy one for yourself. - Wireless connection, easy to connect and use, you will love to use this tool to take pictures. Package list: 4 Remote Controller