Professional Design: The fish finder screen is specially designed for underwater fishing, ideal for sea fishing, ice fishing, lake fishing, boat fishing and other underwater adventures. IPS Screen: 4.3in IPS screen allows you to see clearly underwater conditions and fishing is more fun, in addition, it is surrounded by a sunshade for easier use outdoors. 8000mAh Battery: The IPS screen of the fish finder has a built in 8000mAh rechargeable lithium battery, which can last for up to 12 hours for long term use. Clear Picture Quality: Clear and bright picture quality, NTSC 720 (H) X480 (V) effective PX, 0.0001 LX F12 minimum illumination, CVBS 340,000 PX horizontal clarity. Plug and Play: Plug and play, equipped with a fishing rod holder, you can effectively fix the display on the fishing rod, keep track of the bottom of the water, greatly improve the success rate of fishing.