Light Bulb line icon vector, isolated on white background. Idea sign, solution, thinking concept. Lighting Electric lamp. Electricity, shine. Trendy Flat style for graphic design, Web site, UI. EPS Shutterstock Image - Light Bulb line icon vector, isolated on white background. Idea sign, solution, thinking concept. Lighting Electric lamp. Electricity, shine. Trendy Flat style for graphic design, Web site, UI. EPS - ID: 416374336