K200D Battery Issue is Now Official!?

On Page 37 of the user's manual of the K200D (Page 39 of the pdf file), it is said that "the use of Ni-MH batteries is not recommended as the batteries' voltage characteristics may cause a malfunction", despite that in the same section about batteries for use in the K200D, it briefs about "AA lithium batteries", "NiMH AA rechargeable batteries" and "AA alkaline batteries" Only!(?) Where is CR-V3