Great picture - those blue Welsh skies must be a rare sight for the crew normally operating over "sunny" Birmingham
I think you'll find that the Spec. for West Mids. is the Nitesun "XP", not the Nitesun II, and is reported to be far more reliable and stable than the Nitesun II model.
Also heard that all the UK Police users getting F.O.C. upgrades from Spectrolabs to convert from Nitesun II to XP ?