1,CCC CE UL ISO9001 2,5Ywarranty,cost effective 3,fast delivery,aluminum alloy 4,eco-friendly 100-300V inductive ballast 18W Induction Lamp Ballast BallastHB18WAModel: 18WAVoltage: 120VPower Frequency: 50/60Current: 0.25APower Factor: 0.6Working Environment Temperature Range : -15°C-50°CFrequency: 210KHZInstall Range of Tube and Ballast : <<1MShape Dimension (cm): Φ5.76Weight (KG): 0. ...