Whether you are knee-deep in cold icy waters or knee-deep in tall grass on a dry sunny day, the H2O is designed with the harshest environments in mind. The H20 1800 series training collars feature over a one mile range. Includes:Nick and Continuous stimulations, Vibration only, and Vibration with simultaneous stimulation.

Features

1 mile (1600 m) range
16 levels of Nick and Continuous stimulation
Gentle Touch System Extra Mild Stimulation so your dog is not over corrected
Vibration Assist (No Shock Alternative) and Vib+Stim Training options
Collar and Transmitter/Remote are RECHARGEABLE
No-Slip/Soft-Grip rubber coating on Transmitter
100% WATERPROOF Collar adjusts from 8″ to 25″ to fit most dogs necks
100% WATERPROOF FLOATING transmitter
MAXX-Range Internal FM Antenna System embedded in collar belt
Built-in safety shutoff with Low battery charge indicator
Expandable to two or three dog units with additional Add-On collars