Features:1) Input: 12 - 24V DC, suitable for any car's cigarette lighter2) Output: 5 or 5.5V DC / 400 - 2,000mA3) LED display: single LED light and single color displayed; single LED light anddual4) Colors displayed5) Current limit: 400 - 1,000mA6) Stability precision: 5%7) Loading effect: 3%8) Efficiency: more than 88%9) Size: 86 x 38 x 30mm10) Weight: 32g11) Carton size: 40 x 26 x 33.5cmWith constant voltage and constant current charged, with short circuit protection.Packaging: Polybag and carton producing area:China payment:T/T, L/C