Note: This item come with US plug adapter. Please confirm the voltage information of your area before order. It can be operated with your car cigarette socket or directly connected with wire clip. Protect the electrical and automotive circuits in use. Adapting aluminum alloy case,antioxidant,sturdy and durable. An necessary tool that you need. Features - Color: Black. - Material: Electronic Components. - Size: 16.8 x 6.4 x 3.9cm. - Type: power supply - Modulation mode: pulse width modulation (PWM) - Transistor connection: single end type - Input voltage: 220 (V) - Output power: 120 (W) - Output voltage: 12 (V) - Work efficiency: 80-90 (%) - Output voltage accuracy: 99 (%) - Voltage regulation rate: 1 (%) - Load adjustment rate :1 (%) - Product certification: CE, FC, RoHS - Output current: 10 (A) - Operating frequency: 50/60 (HZ) - Operating temperature 35-60 () - Power Polarity: Internal Positive and External Negative. - Practical and unique, an necessary tool that you need. - Make you can use the vehicleelectrical equipment in home. -Overload protection, overheat protection, over-current protection, and short-circuit protection. - Invert DC 12V/24V to household C power a wide variety of household AC products.