Product Specifications: Material: ABS, PP + Conductive fiber; Color: Black; Weight: 1.1 oz (30 g); Overall Size: 1) Approx. 5.9 x 0.6 inches (14.9 x 1.6 cm); 2) Approx. 6.7 x 2.4 inches (16.9 x 6 cm); 3) Approx. 5.7 x 0.8 inches (15 cm). x 1.1cm 8 (approx.) 4.8 x 0.3 inches (12.3 x 0.9 cm); 9 x static brush (black) for various uses: OA, household appliances, electronic mainboards, boards, boards, fans, PCB boards, USB ports, keyboards, scale models, coffee mills, laser printers, analogue records, grinders, electric shavers, etc.