Features: 1. The collar Receiver Has two comfortable cylindrical shaped progs, you can use the rubber contact points to make them even more comfortable 2. LCD screen Lights up at the push of a button so that you can see the commands and digits even at night 3. Remote control range is about 880 yards and plus depending on the charge level of the remote and receiver 4. Built-in rechargeable lithium battery 5. TPU material receiver, the waterproof grade is for splashes, sweat, rain ( Do not let your dog swim with the collar, no dog collar is built to be fully submerged, any seller who says anything different is lying to you) 6. This dog collar has a unique frequency between the remote and the receiver so no cellphone or earbuds signal will interfere with it 7. Training options include:static shock, vibration, beep and light.