Features: 1.Preventing over charging battery and improve charging capability. 2.Designed with heat sink fins for better cooling, long service life. 3.Solid-state electronic component, help to dissipate excess voltage. 4.Original standard, perfectly match to the original motorcycle. 5.Compatible for Kawasaki EN400 EN500 EL250 EL252 Z750 EX400. Specification: Features: Preventing over charging battery and improve charging capability. Designed with heat sink fins for better cooling, long service life. Solid-state electronic component, help to dissipate excess voltage. Original standard, perfectly match to the original motorcycle. Easy to install, just plug and play, no instructions required. Compatible for Kawasaki EN400 EN500 EL250 EL252 Z750 EX400. Specification: Condition: 100% New Material: Aluminum Alloy Color: Black Size: 75 * 55 * 30mm/3.0 * 2.2 * 1.2in Cable Length: 190mm/7.5in Package Weight: approx.197g/6.9oz Fitment: for Kawasaki EL250 (ELIMINATOR 250) 1987-1998 for Kawasaki EL252 (ER250-F2F3F4F5F6) 1996-2003 for Kawasaki EN500 (Vulcan 500 LTD) 1996-2009 for Kawasaki EN400 1989-1994 for Kawasaki EN450 (454LTD) 1985-1990 for Kawasaki KLE400 1991-1999 for Kawasaki KLE500 1991-2007 for Kawasaki EX250 (GPX250) 1988 for Kawasaki EN400 (EN400 TWIN) 1989 for Kawasaki EX400 (EX-4) 1994-1995 for Kawasaki Z550 (GT550) 1983-1994 for Kawasaki Z750 (GT750) 1992-1994 for Kawasaki ZX400 (ZZR400) 1990-1992 for Kawasaki EX250 (GPX250R) 1988-1995 for Kawasaki EX250 (ZZR250) 1990-2007 for Kawasaki EX500 (ZZ-R500) 2006-2009 for Kawasaki ZX500 (ZZ-R500) 1990-1992 for Kawasaki EN400 (Vulcan 400) 1990-1993 for Kawasaki EN500 (Vulcan 500) 1990-1996 for Kawasaki ZR400 (ZEPHYR) 1994-2008 for Kawasaki EX500 (GPZ500S) 1987-2005 for Kawasaki ER500 (ER-5) 1997-2005 for Kawasaki EX250 (NINJA 250) 1986-2007 for Kawasaki EX400 (GPZ400S) 1990 Package list: 1 * Motorcycle Regulator Rectifier PackageList: