Warning beep tone function + 7 programmable levels of adjustable vibration and progressive shock; * Can be used as pulse correction or continuous correction. Continuous correction means the correction will be issued for as long as you press and hold the button; * Solid remote range of up to 600 yards and signal can pass through walls and fences. * Rechargeable and water-proof receivers collar with long and short prongs. * 1 year Aetertek warranty.