300 Yards remote rangeRechargeable and waterproof receiver4 modes: static shock/ vibration/ beep/ light100 levels of vibration !#!amp!*! staticDurable and adjustable nylon strap (length from 14" to 22.5"). Package Included:1 x remote control unit， 1 x collar receiver， 1 x charger !#!amp!*! cable， 1 x test light !#!amp!*! replacement probes， 1 x operating instruction