Best Kayfun or other MTL tank

I recently bought a Kayfun Mini V3 clone from FT and think it's so good I'd like to buy a genuine article. Is the V3 the best Kayfun to go for or would you recommend another? Alternatively, any other recommendations for a genuine top quality MTL tank. Cheers

Fatal error: Uncaught Exception: 12: REST API is deprecated for versions v2.1 and higher (12) thrown in /home/ecigcape/public_html/wp-content/plugins/seo-facebook-comments/facebook/base_facebook.php on line 1273