Do you feel tired or have sore muscles after work or exercise? That's because you didn't get a good massage, but with this mini portable fascia gun, you can get a massage anytime and anywhere! Specifications: Material: ABS Color: Black / Red / Silver / Green(optional) Rated Voltage: 7.4V Charging voltage: 5V Built-in Battery: 1 * 7.4V 1500mAh Built-in Lithium Battery Rated powers: 24W Speed: 2000-3600r/min Guarantee Period: 3 Years Item weight: 523g / 1.2lb Item size: 195 * 125 * 50mm / 7.7 * 5 * 2in (Above take the installation of round head as an example, manual measurement will have 3-5mm error) Package weight: 736g / 1.7lb Package size: 220 * 210 * 70mm / 8.7 * 8.3 * 2.8in Packing List: 1 * Handle Host 1 * USB Cable 4 * Massage Heads 1 * User Manual