❤no app control mode: press and hold the power button for 3-5 seconds to turn on, then short press the power button to increase the vibration mode. ❤APP control mode: App connection guide: Please keep the Bluetooth on of your phone 1 . Scan the Love Spouse APP QR and download the APP ( Or search " Love Spouse " in APP store ) .Click " New user " to register and remember your account . 2 . Click " + " on App to scan QR or add product code 4338 to connect the vibrator to the APP. 3 . Press and hold the power button of the vibrator for 3-5 seconds to turn on. 4 .Use your phone to control the vibrator. Partner control: 5.Ask your partner to download "Love Spouse "and register. 6.Click my device,choose the last mode:Interactive mode,add and search your partner as friend,then ask him to accept it. 7.Click my device,choose Interactive mode,invite your partner to control the service. Please refer to the following figure for operation steps: