Reset your shaver to new. Change heads every 2 years for best results.Within two years your shaver heads cut 9 million hairs on your face. Replace the shaver heads and get back to 100% performance.Shaving heads•Fits product type: Shaver series 3000 (S3xxx), Shaver series 1000 (S1xxx)•Shaving heads per packaging: 3Cleaning•Usage: Use cleaning spray HQ110

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