New dog trainer, remote control blue screen, single button, one button start, simple and convenient operation. The receiver directly turns on / off by pressing the key, which saves the trouble of looking for sharp objects everywhere to start the machine. In addition, new waterproof technology is adopted. Dogs can take a bath and swim, so as to achieve real deep waterproof.Product accessories:Remote control * 1 pcsReceiver * 1 pcsDog belt * 1 pcsUSB charger * 1 pcsUSB charging cable * 1 pcsTest lamp * 1 pcsShort conductive post * 2 pcsLong conductive column * 2 pcsEnglish instruction * 1 pcs