Features:<br>- Remote transmitter is small, flexible and simple to use<br>- Waterproof design: receiver collar has a super waterproof performance, so your dog can wear it and swim in the water<br>- It has 3 functional modes: shock / vibration / sound<br>- Adjustable levels: levels of vibration and static shock are adjustable, and a proper level has to be determined when you use this pet training system for the first time, you are advised to try level 1 - 100 gradually<br>- Long-distance remote control: the remote distance is 500 yards ( without any disturbance )<br>- Two signal channels: there are two signal channels on the remote transmitter, and it can control two receivers of the same model<br>- Energy-saving design: automatic standby mode and memory functions<br>- A variety of suitable types: suitable for most large, medium and small sized dogs<br><br>How to Test:<br>1) Static shock function test<br>Static shock function can not be seen with the naked eye, please use our test light. Before the test, please adjust the static shock above 0 level. Press the static shock function button, the test light will shine<br>2) Vibration function test<br>Before the test, please adjust the vibration about 0 level. Press the vibration function button, the receiver will shake<br>3) Sound function test<br>The sound function does not need to adjust, LCD screen display 000. Press the alarm button, the receiver will make a sound<br><br>Specification:<br>- Input: 100 - 240V, 50 / 60Hz<br>- Output: 5V, 300mA <br>- Transmitter battery voltage: 3.7V<br>- Receiver waterproof level: IP7<br>- Battery type: lithium-ion battery ( built-in )<br>- Transmitter charging time: 2 hours<br>- Transmitter standby time: about half month<br>- Receiver charging time: 1 hour<br>- Receiver standby time: about 3 days<br><br>Note:<br>When the first using, you should check under the dog's neck to make sure there's no wound. It is also a good idea to brush their coat and check their skin daily<br>Applicable Dog Breed: Large Dog,Medium-sized Dog,Small Dog <br>Weight: 0.3450kg<br>Package weight: 0.378 kg <br>Package Size(L x W x H): 18.50 x 14.50 x 4.50 cm / 7.28 x 5.71 x 1.77 inches<br>Package Contents: 1 x Transmitter, 1 x Receiver Collar, 1 x Test Light, 1 x Adjustable Collar Strap, 2 x Long Shock Electrode, 2 x Short Shock Electrode, 1 x Hang Rope, 1 x Charger Cable, 1 x Plug, 1 x English User Manual