An All-rounder Knee Massager for Pain and Discomfort Relief, and enjoy a comfortable massage after a long day. This knee massager has 3 vibration modes, from low, and high to automated switching. Three heating modes, from low setting of 105°F, medium of 122°F, to high heating level of up to 140°F, and all with the extra benefit of switchable infrared and laser lighting. Cordless and Lightweight: with a 3000 mAh high-performing battery, and a lightweight of 1.4lbs, this massager is truly a cordless all-rounder. Enjoy a relaxing and pain-relieving knee massage, no matter in the comfort of your home or anywhere in the world. LED Touch Screen Control Panel is Easy to Operate and Intuitive. The enclosed detailed user manual with larger text and explanatory drawings makes the unit a charm to operate. A separate Quick Start Guide helps you start massaging and relieving pains in no time!