Cordless Double Massage Heads Body Relax Muscle Relieve Round Handle 8.4V Fascial Massage Gun with Europe Style

3.4kinds of rechargeable head attachments and each kind with 2 heads , you can choose which style you want ;
4.One head in , another head out with different rhythm . You can enjoy the massage rhythm ; 
5.Promotes circulation and Improves range of motion and helps accelerate warming up and recovery ;
6.Using the brushless motor imported with mode 39 motor , it's the lowest noise in the world : only about 45 db ;
7.DC 8.4V , use 3 pcs rechargeable lithium-ion battery ( Up to 4-6 hours of use per charge ) with certificate , 2200 mAh ;
8.The charging time is 3 hours , the working time is 3-4 hours according to different intensity ;
9.The two heads beautiful appearance design with our patent ;
10.The working time is 15 minutes , with the overheat protection ;
11.With one rechargeable USB cable which can pass the EMC test ;
12.The color is blue \ black or customized color and logo ;
13.The gift box size is 29x24.5x7.2cm , G.W. is 1.28kg . One carton can hold 10 pcs , the carton size is 64x37x27cm , G.W. is 14kg .