Note: 1.After receiving the product, you need to clean it and fully charge it before unplugging the charging cable and turning it on for use. Secondly, when starting up, you need to hold down the switch for 3-5 seconds, then press the button for one second to make the product work. 2.In order to get better use experience, we recommend you to add some water-based lubricant before using the sex toy.(If you use other ingredients lubricants, it may cause damage to the silicone) 3.As the charging port is a pin-style connector, you must fully insert the metal tip of the charging cable into the port to initiate charging; otherwise, charging will not commence. Once charging begins, the indicator light will illuminate and flash. When the light remains steadily lit, this indicates charging is complete.