欧洲TUV、CE、B2级认证 Efficient,energy saving,thune rproof,anti-radiation,high power rate:0.98,automatic resonance wave coefficient less than 20%.new twice exampling,over-voltage,over-current protection,highly increasing reliability of bassast,average life more than 2000 hours. goods description: 1.Specifions:1) 70% energy saving than magnetic ballast. Needless of starter and complementary capacitance. 2) without noise pollution. 3) start the light quickly without the flare and frequent flash. 4) output clamp tm can prevent the damage of super voltage and super current. 5) power factor is more than 0.9, no negative effect on the circuit or other electrical equipment.