Braun BT3322, AC/Battery, Black Braun BT3322. Minimum hair length: 0.0197" (0.5 mm), Maximum hair length: 0.787" (2 cm), Step precise: 0.0197" (0.5 mm). Product color: Black, Country of origin: China. Power source: AC/Battery, Operating time: 80 min, Battery type: Built-in battery. Weight: 6.98 oz (198 g), Battery weight: 0.459 oz (13 g). Package width: 2.24" (57 mm), Package depth: 5.39" (137 mm), Package height: 11.1" (282 mm)