(1) energy and fuel consumption(2) sound quality and light(3) reduce emissions, save energy and protect the environment(4) quick installation, for Battery Life:The battery life will be after the charger current is stable and taken out of the battery, otherwise the high current and low current installation will cause great damage to the battery. (Generally it can be extended by 1-3 years) module lifetime is 5-10 years)1. Increase engine power to make throttle response lighter and more sensitive2. the low-speed driving phenomenon and make the shift more stable3. ignition performance to make fuel combustion more complete4. The spark plug supplies each cylinder evenly to make the engine run smoother5. Reduce idle jitter and more stable6. Reduce clutter distortion and the sound quality of your vehicle 7. Protect the battery and circuit of thevehicle, reduce the load and extend the service life Reduce car start timeColour:as shownMaterial:MetalPackage Contents:1 x Automotive rectifier(16V100F)Only the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.