【Easy and Efficient to Use】 Choose mode 1 or 2 + sensitivity level adjustment from 1 to 7, you can use the collar. The beep and vibrate function changes automatically according to the barking volume (increases after each bark). The most accurate bark detection, no delays, no more false triggers. Progressive training concept to teach your dog not to bark. 【Large capacity rechargeable battery】2 hours full charge, can be used normally for 20 days, the battery indication on the LCD screen is clear. 【Indoor and outdoor use】 The spherical lightweight silicone material is drop-resistant, scratch-resistant and stronger (only 70g) and IP65 rainproof make your necklace safe for use in all weather conditions. 【FITS ALL SIZES, REFLECTIVE & ADJUSTABLE STRAP FOR SMALL TO MEDIUM DOGS】 No impact bark collar is adjustable for weights from 15 to 120 lbs (7 to 54 kg) and neck size from 7.4 to 23.5 inches (19 to 60 cm). Package Contents: 1 * Dog Training Bark Stopper
