Philips Precision trimmer HP6390/01, Eyebrow, Purple, Metal, Battery, AAA, 1.5 V Philips Precision trimmer HP6390/01. Precision trimmer purpose: Eyebrow. Product color: Purple, Housing material: Metal. Power source: Battery, Battery type: AAA, Battery voltage: 1.5 V. Weight: 5.22 oz (148 g). Number of batteries included: 1 pc(s)