General description The Black Electric Shock Collar for Dog Trainer is designed to provide effective training for dogs of various sizes, from 10 lbs to 120 lbs. It features a user-friendly LCD display and a remote control that allows for sound, vibration, and shock modes, making it versatile for different training needs. Technical specifications Remote control mode: sound/vibration/shock Automatic mode: sound/vibration/shock Vibration/shock intensity: 99 adjustable levels Waterproof receiver: IPX7 Collar adjustable length: 15CM to 65CM Remote control distance: up to 800 meters Battery: 300mAh rechargeable lithium battery Product material: plastic ABS/Silicone/Ribbon Necklace Packing size: 180 x 125 x 43 mm (color box packaging) Other information Can control up to three dogs simultaneously Shock function can be locked to prevent false triggers