Use alone or with any brand of electronic collar. Remote turn on / off when used with compatible Tri-Tronics models: Sport 65 G2, Sport Upland G3 and Tri-Tronics G2 and G2 EXP Field and Pro Series.
No connecting wires to bend or break. On / off switch protected by button guard is easily reached when on the dog. Distinguish among multiple dogs by choosing single, double or triple beep, tracking tone or hawk scream; Range/Point or Point Only modes; high or low volume. LED power indicator. Replaceable alkaline battery (included).