Universal DC/DC Car Adaptor (PSA1000M/PSA1500M/PSA1800M) PSA1000M: Input: DC11~13V; Output: DC3 / 4.5 / 6 / 9 / 12V,Current: 1000mA; PSA1500M: Input: DC11~13V; Output: DC3 / 4.5 / 6 / 9 / 12V,Current: 1500mA; PSA1800M: Input: DC11~13V; Output: DC3 / 4.5 / 6 / 9 / 12V,Current: 1800mA; 1.High Efficiency: More than 80% 2.Various Adaptor Plugs: 6 different separate plugs 3.Short Circuit Protection (SCP): Self-protection against short circuit 4.Current-limiting Protection: Self-protection against over current 5.Patented Selector with Safety Lock, LED Indicator 6.Convenient, Durable