Electric Meridian Brush 9 Gears Vibration Massage Heating Body Scraping Machine for Household SalonGreen Item Type: Electric Scraping Instrument Material: ABS, Zinc Alloy Gear: 9 Gears Battery Type: Lithium Battery (Included) Battery Capacity: 1500mAh Charging Time: About 3 hours Charging Type: USB Cable Charging instructions: It takes 3 hours to charge for the first time and lasts for about 2 hours at a time. Depending on the mode, the length of time will vary. In order to protect the circuit board, the product is automatically shut down for 15 minutes. When charging, the red light flashes in the middle of the operation panel. After charging, the red light is steady on. Using Method: From top to bottom, first head, neck, back, waist or abdomen, after the limbs, first massage the left side, then massage the right side; Head: use the brush from the front to the back of the head, without scraping lubricant, dredge about 30 times for each part, scraping to the head get hot; Neck: brush from top to bottom, often scrape the neck, has the effect of preventing disease; Back: brush from top to bottom Chest: brush the midline of chest from top to bottom. The chest is bounded on both sides by the midline, respectively to the left and right (first left and right) brush from inside to outside along the ribs to scrape, pay attention to avoid the nipple area; Abdomen: brush from top to bottom (person have viscera pendulous should dredge from bottom to top) can also use spiral circle; Upper limb: brush from top to bottom; Lower limbs: brush from down to up (i.e. massage to the up direction); Soles: brush from heel to foot.