Norway Skipper 35 years of rigorous technological innovations, dedicated to offering superior quality Doppler Speed Log. Sino-Norway Skipper factory is ISO9001 Quality Management System Certified and CCS Approved.

Characteristics:
1. High performance ultrasonic signal filter.
2. Stainless steel transceiver cabinet.
3. Pair-beam system reduces error caused by pitching.
4. Speed/distance information on the adjustable-brightness
LCD display.