6 Patterns+3200 Rotating Speed: We designed 6 vibration strengths, from weak to strong, and the rotating speed from 1800 up to 3200, effectively relieves your body muscle soreness. 4 Massage heads: This massage gun is equipped with 4 types of massage heads, which are suitable for different parts of massage to meet your massage needs! Light & Travel: This mini massage gun is only 6.85 inches in size like a smartphone and weighs 1.32 pounds. It can be put in a bag, especially suitable for people who travel lightly. Upgrade Chip: Built-in smart chip, it can recognize massage movements and increase vibration intensity during a massage. USB Rechargeable: we use a type-c charging port, support charging by laptop, power bank, USB charger, and so on; built-in the Li-battery with 1800 mAh to support the message you Max 6 hours.