1. 100% new and high quality 2. Product name: cutter head 3. Easy to install 4. Please make sure your model is correct 5. This is not-original, but the quality is also very good. Compatible With The Following Series: fit with series 7000 S7310 S7370 S7350 S7780 S7510 S7720 S7010 S7310 S7780 S7510 S7720 S7710 S7530 and shaver SW7700 Fit S5000 series:S5531 S5532 S5533 S5535 S5536 S5587 S5799 S5666 SU5579 SU5588 SU5599 SU5799 SU5999 Fit S7000 series: S7731 S7732 S7733 S7735 S7783 S7786 S7888 Fit S8050 Fit S9931 S9932 S9933 S9935 S9936 SP9860 SP9870 Colour:black Material:plastic+metal Package Contents: 1 x shaver head 1 x cover Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin