The 1900NCP Field Star with LCD screen is a powerful entry level pet training, K-9 or sporting dog unit for mild mannered or stubborn dogs.
1/2-mile range.

Features:

Fully Waterproof collar/receiver and transmitter.
Low to high power.
Rheostat dial allows for gradual increases in stimulation intensity with no jumps between levels (0-127).
Dogtra 1900NCP Field Star Series has a 1/2-mile range.
Stimulation type - Nick , Constant and nonstimulating pager/vibration.
Rechargeable, user-replaceable Ni-MH batteries.
Easily visible blue LCD screen displays exact level of stimulation and can be seen in the dark or low light conditions.
Three bar battery life indicator and LED colored indicator to show remaining battery life.
Package Contents:

Transmitter
Receiver
Battery charger and splitter cable
Test light
Owner's manual
Carrying case