A comfortable electronic training dog collar for training of your pet. You can easily train your dog to react to basic commands like “COME”, “LEAVE IT”, etc. It combines four functions: acoustic signal, vibration (100 intensity levels), electric shock (100 intensity levels), LED light (pointer) The set contains exchangeable steel contacts for the collar according to the dog hair length which means that you can adjust the collar to you dog so that the contacts touch the skin through the hair and you got the maximum effect. A testing LED light for testing the electric shock function is included in the package. Comfortable controls, display of set parameters on an LCD display. The transmitter supports two receivers, thus, you can use the collar for training two dogs. Automatic switching off of transmitter and receiver to optimize consumption and get the maximum battery life. Technical Specifications: Range: approx. 300 m according to conditions Power: collar - rechargeable LiOn battery Dimensions: Remote control 83 x 46 x 26 mm Receiver: 66 x 36 x 38 mm Collar weight, incl. batteries: 56 g Max. collar length (strap): 62 cm Waterproof version Package Contents: collar, remote control, testing LED light, steel contacts, batteries Electronic training collars are an effective tool for training dogs. Through a suitable combination of commands, the dogs will learn to react to weaker commands, since they will know that disobedience means a stronger and more uncomfortable command. Electronic collars are mainly designed for training disobedient or difficult-to-manage dogs, the best time is to start training when they are young so that the dogs can learn good habits. The objective of this collar is to train dogs, not to punish them.