LOGITECH WIRELESS KEYBOARD M/N: MK320 Y-R0009 with out a receiver uses 2 AAA Bat $5.00 - PicClick
Logitech K330 Wireless Keyboard Only (Missing USB Transmitter) Model # Y- R0009 | eBay
Logitech MK320 Wireless Desktop Keyboard and Mouse Combo — Entertainment Keyboard and Mouse, 2.4GHz Encrypted Wireless Connection, Long Battery Life (Discontinued by Manufacturer) : Electronics