Braun BT3322, AC/Battery, Black Braun BT3322. Minimum hair length: 0.5 mm, Maximum hair length: 2 cm, Step precise: 0.5 mm. Product colour: Black, Country of origin: China. Power source: AC/Battery, Operating time: 80 min, Battery type: Built-in battery. Weight: 198 g, Battery weight: 13 g. Package width: 57 mm, Package depth: 137 mm, Package height: 282 mm