Adsorb harmful gas and smoke in the car. HEPA to get rid of dust. Purify the environment of the car. With solar power. Size: 160x120x42mmApplying Space: 10~20 sq.m.Work Environment: temperature 0~100°C humidity <80%RHPower: DC12V ( DC3.6V built-in )Power Consumption: ≤6WFittings: car charger cable(1 pc), car cushion(1 pc), manual(1 pc)Optional: Charger with plug(1 pc), essential oil( 1 bottle) ...