After unpacking the ROCKSTER AIR for the first time, you need to charge the battery for around 12 hours and make sure to set the "Power Mode" switch to "Permanent".
Tip: If you do not use the device for a long time in winter, recharge the battery every two/three months. This helps to improve the battery life.
Tip: If you do not use the device for a long time in winter, recharge the battery every two/three months. This helps to improve the battery life.