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. Please put the sensor into water, if you wanna to check the power of sensor. It will turn on when it floats on water.

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.