● Please use the original cable which has provided in the package to charging. Please make sure your power supply is 5V/0.5A.
● When your speaker is connected to Bluetooth, you will observe the speaker power on the Bluetooth side. When you hear "low power, please charge”, you should charge. Then you can hear "power off”.
● The blue light will be on when you are using. The red light will be on when you charge , the red light will be off when finish.
● When the speaker crashed, you can use thin stick to put in the Audio holes to reset the speaker, and then turn on the speaker.
● We offer worry-free 18-month warranty quality guarantee, 24h friendly customer service and email support.