Logitech R400 Remote Presenter Setup on Mac and Troubleshooting on Mac - YouTube
Tutorialos: Disassembly of Logitech R400 Presenter to replace laser diode
Logitech R400 Presenter, Usb Alıcı Üzerinden Kablosuz 2,4 Ghz Bağlantı, 15 M Menzil, Kırmızı Lazer İşaretleyici, Sezgisel Kullanım Elemanları, 6 Tuş, Pil Göstergesi, Pc - Siyah, İngilizce Ambalaj : Amazon.com.tr: Ofis ve Kırtasiye
910-001356 Logitech R400 wireless presenter RF Black - Infracko
Logitech R400 Kablosuz Sunum Kumandası - Siyah | D&R
Logitech] R400 Presenter pairing | Nico Maas
Logitech R400 Wireless Presenter Black | Techinn
LOGITECH R400 SUNUM KUMANDASI - Vatan Bilgisayar
My presenter is about one year old. It is not working; has new batter - Logitech R400 Presenter - iFixit