Anpro 330 yards Rechargeable Remote Dog Training Collar with Beep, Vibration and Shock for 15 to 100 lbs Breed Dog Vibration/Shock Electronic Electric Collar Anpro Remote Training Collar is designed with RF434Mhz technology, offering a range of up to 330 yards. Rechargeable and Water resistant.receiver and transmitter 4 modes of operation: static shock, vibration, beep and light. 100 available levels of static shock and vibration stimulation. The belt is made in high quality TPU materials. Fits all dogs 15-100 lbs and collar sizes 7-27 inches. Power saving and rechargeable battery saves you the hassle of constantly replacing batteries. Note: Attach prongs before using for your dog. Convenience of operation, easy-to-read LCD screen shows the stimulation . Backlight LCD screen for easy low light condition viewing.