Eyenimal Dog Static NoBark Collar Blue

At the first bark, a beep sound is emitted. If a 2nd bark is detected within 30 seconds, a beep sound and a light static stimulation of short duration are emitted. If a 3rd bark is detected within 30 seconds, a beep sound and a light static stimulation of long duration are emitted. If a 4th bark is detected within 30 seconds, a beep sound and a strong static stimulation of short duration are emitted. If a 5th bark is detected within 30 seconds, a beep sound and a strong static stimulation of long duration are emitted. If your dog stops barking during 30 seconds, at the next bark, the collar will start its operating cycle from the beginning (beep sound only). Power: 1 3-V CR2 Lithium battery (supplied). Blue nylon strap - length 25" / width 0.78" � adjustable for neck sizes from 6" up to 21.6". Triggered by the vibrations of the dog�s vocal cords Warning beep sounds and progressive static stimulation (in duration and strength) Battery life: approx. 3 months Weight: 2.29 oz battery included Dimensions: 2.15" x 1.57" x 1.41"