1,Suitable for 5 series models: 5020, 5020S, 5030, 5030S, 5040, 5040S, 5050, 5050CC, 5070, 5070CC, 5090, 5090CC, 5748, 5749 2,High- Materials: It is made of high- materials to achieve continuous, effi more→cient and easy-to-use characteristics. 3,The Best Shaving Effect: In order to the best shaving effect continuously, we recommend you change the shaving head 18 months. Within 18 months, your electric can more than 6 million hairs, thereby gradually reducing pruning performance. 4, Processing Technology: The replacement head adopts a processing technology to which more the texture of your . 5, Performance: Changing the head can your 's performance and a better shave effect. By changing the head regularly,…