The nearness, supplied again that you can overcome shaving the back of your head, is excellent. The 9330s is a preferred Series 9 model, extensively available and normally you can get it for a decent rate. Any Series 9 model will work the exact same and it's one of the finest foil electric shavers for the head.
The 9330s does not included a cleansing station, but you can actually purchase it later and it will work just great (the part number for the station is 5430CS S-9). Or you can just purchase a Series 9 design like the 9390cc that consists of the station. Lastly, any electrical razor can work as a head razor, but the Series 9 will have a slight benefit for the reasons detailed above.
Amazon.com: Skull Shaver Pitbull Silver PRO Electric Head & Face Shaver for Men, Wet/Dry 4 Razor Hair Trimmer - 4D Rechargeable Rotary Shaver with Lithium-Ion Battery & Cordless USB - Water Resistant
Andis Pro, Foil Lithium Titanium Shaver, Finally, we have one of the most popular designs amongst barbers and experts, the Pro, Foil from Andis. Marketed as a foil electric razor for finishing fades