Universal power adapter 1. USB power adapter 2. AC DC power adapter 3. Universal plug adapter 4. AC100V~ ... seconds delay)Automatic shutdown when primary battery is depletedLED indicator (flash when charging)Suitable for mobile phonesDesigned for use with one ... : (EN55022, CISPR22, FCC part 15) class B, EN61000-3-2, 3, EN61000-4-2, 3, 4, 5, 6, 8, 11, and EN55024