南京公共安全科技实业有限公司出品的便携式探鱼器广泛适用于码头、桥上、海边、船上、橡皮艇或独木舟上垂钓。该产品的特点是采用超声波原理,只要将传波器置于水中,显示屏上就会显示水温、水深以及鱼的大小(有效范围在水深1-36m 之间);当探测到有鱼时,探鱼器就会发出警报声以示提醒;本产品携带方便,可以 Nanjing Public Security Technology Industrial Co., Ltd. produced portable fish finders are widely used in the docks, bridges, seaside, boats, dinghy or canoe fishing. The product is characterized by the use of ultrasonic principles, as long as the transmitter placed in the water, the display will show the water temperature, water depth and size of the fish (effective range of water depths between 1-36m); when detected when there is fish, The fish finder will give a warning sound to remind; this product is easy to carry, you can