250W Electronic ballast -90-150v/160-260v,50-60hz -Tempreture -30~+50C -dimmable,energy-saving -3 years warranty,CE&Patent Product name250W ballast for garden hydroponic grow tent kitXLDS Characteristics1, Size: 166*93*55 mm2, Weight: 1.2 kg3, Input voltage: AC 90v-150v/160-260 V4, Input frequency: 50/60Hz5, Input current: 1.18A6, Power Factor: ≥ 0.9957, THD: ≤ 6%8, Ambient temperature: -30 ~ +50 ...