Pet Collar Trainer, 5M Waterproof Dog Training Collar with Safe Vibration/Shock With Wireless Remote Control for Dog to swim and play in rain 1. Electrical dog collar training device with 3 modes: static shock / vibration / tone, adjustable static and vibration strengths from level 1 to level 4 2. Remote Training Collar with advanced wireless technology, range up to 330 yards 3. Adjustable TPU Collar fits all dogs from 15lb to 100lb 4. Featured power saving design with automatic standby and memory function 5. Five meters waterproof function, and your dog can swim or play outside in rainy.