ESANHAO Fish Finder Portable Wireless Sonar & Radio Sensor Depth Finder with Fish Size, Water Temperature, Bottom Contour, Color LED Display Black/White Model fit for Boats Kayaks Fishing

WHITE & BLACK BACKGROUND: This wireless fish finder comes with clear LED display and 2 screen background selectable. It's easy to read the screen in bright sunlight or at night. This is a great partner for you to go Ice Fishing, Lake Kayak Boat Fishing.
^^ ULTRA SONAR SENSOER: This fish finder equipped with 2 functional airwave frequencies (Sonar 125 kHz and Radio 433 kHz), so you can fine tune its sonar readings without complexity. Water depth, water temperature, fish size (small/medium/big), fish depth, and bottom contour are recognizable.
^^ TROLLABLE & RECHARGEABLE: You can mount the sensor on boat or fishing rod with string or float it to accessible area. Receiver and sensor are both rechargeable, work about 6 hours.
^^ NOTES: 1. It will not display fish icon even if there are fishs when the sensor float in the shallows (depth less than 1 meter). 2. If you wanna to check the power of sensor, please throw this in the water, it should automatically turn itself on.
^^ SUPPORT AFTER-SALES: Any issue of the fish finder after purchase, please don't hesitate to contact our brand support, we will response within 24 hours every day online.