3V CR123 Lithium Batteries (pair)
RB06/01/10A - 3V Lithium Battery (CR123)
For post Aug 2011 battery box - Inspiration XPD, EVO, EVP (and Inspiration / Evolution / Evolution Plus).
[sold in pairs]
Tests show that Energizer are the best brand for this application. These batteries are readily available worldwide.
NOTE: Panasonic batteries are NOT RECOMMENDED.
Made in the UK