Tested naku ni for 2 years hangtod karun gamit nako sa akoa going 12 year old kawasaki nexus 1st gen.Lain pud ni na case akoa.Dle man mucharge akoa regulator mu drop to 4.3V output.Nakapalit nalang ko new orig regulator 2K kapin after 2 months nihagtos napud balik to 4.3v output.Mao akoa getestingan ug butang 4 pcs 3300uf/25volts.Pagtesting naku wow 13.4 with out the battery if naka connect ang batt mu drop cya to 12.8 enough and safe for charging.basin makusuway mu ani try pud ninyo butang before mo mupalit ug new regulator.Mahay lang ko nakapalit kog new perte kamahal ako pud gud nalabay stock regulator hahaha.1 click ra gyud andar dayon.