The Caldwell Ballistic Precision Sight in Target camera lets you spend more time shooting and less time walking. It was designed by our team of engineers to be the best affordable sight in target camera system available. Whether you are preparing for competition season or hunting season, this easy to use setup is perfect for getting dialed in. Download the free app available in the Apple or Android stores and enjoy real time, 720p high definition video streamed directly to your device. The app also allows you to take pictures, record video and calculate group size. A rechargeable lithium ion battery last up to 6 hrs. The fully, contained, waterproof housing for both the camera and the transmitter allow for use in all weather conditions and the included storage case makes for easy transport. Caldwell's proprietary Ballistic Precision Sight in Target Camera is specifically engineered to eliminate the variables that make you miss. Features: Streams live 720p HD video up to 440 yd away Fully contained waterproof housing and breaks down into a compact storage case for easy transport Integrated rechargeable lithium ion batteries for extended use Features an external power jack for more permanent installation