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Description:General Specifications Electrical insulation classification II High frequency electronic ballast provides flickerless light Asymetrical lampshade design gives wider light output Include PL-L 18W/4P high color rendering compact fluorescent lamp, more than 6,000 hours lamp life 827 Warm White 840 Coolday Light 18W = (3x 40W incandescent lamp) energy saving 85% Universal voltage input & dimming function Features Flickerless for better eye caring High efficiency with less glaring High color rendering gives true color Auto switch off when falling down for safety Optical Design lampshade provides better & uniform light Electronic Circuit Features Integrated half bridge power IC For fluorescent applications Integrated high sided/low side, including bootstrap circuitry Based upon BCD 650V power-logic technology Accurate oscillator and timer Adjustable frequency range (with fixed fmax/fmin ratio) Adaptive non-overlap time control Capacitive mode protection Adjustable preheat current and time control Single ignition attempt Powerdown function Soft start by frequency sweep down from start frequency Adjustable ignition voltage control Lamp current control Down to 10% dimming Protection against lamp failures or lamp removal