... can choose the most comfortable posture,9, use it by left or right hand under any posture, and adjust it optionally SpecificationsRF ... minute, after connected successfully, with no action for 3 minutes turn to sleep modeCurrent under sleep mode: less than 5uAWith a ... , the power indicator light will be on, when the light turn off, it means the completion of charging220mAh high-performance lithium ...