Feature: External electronic driver, longer life Closed impeller, high performance Four-pole electronic motor, ultra silent No exposed cooper element, suitable for both marine and fresh water IC electronic detection, Dry/locked rotor protection, automatic power-off protection upon no water LCD power and speed display With wave function selection. 1x set of marine DC pump. International buyers please note: a. The item "Jecod Jebao Marine DC Aquarium Tank Submersible Water Marine Pond Return Pump" is in sale since Tuesday, December 19, 2017.This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Ponds & Water Features\Pond & Fountain Pumps". The seller is "zhibinoppa" and is located in HK. This item can be shipped worldwide.