Features: Prevents overcharging battery and improves charging capability. Designed with heat sink fins for enhanced cooling and extended service life. Solid-state electronic components help dissipate excess voltage. Original standard design for precise compatibility with original motorcycle systems. Easy to install with plug-and-play functionality; no additional instructions required. Compatible with: Yamaha YZF-R1 1999–2001, Yamaha YZF-R6 1998–2002, Yamaha YZF600 1996–2005, Yamaha YZF600R 1995–2007, Yamaha FZ6/FZ6N/FZ6S 2004–2009, Yamaha FZR600/FZR600R 1995–1999, Yamaha XP500 T-MAX500 2001–2007, Yamaha TDM850 1996–2001. Specifications: Condition: . Material: Aluminum Alloy. Color: Black. Dimensions: 88 × 90 × 27 mm (3.5 × 3.5 × 1.1 in). Package Weight: Approximately 232 g (8.2 oz). Package List: 1 × Motorcycle Regulator Rectifier