SYET18DL 18W 6500DL THD: 8%Switch cycles:15000pcsSurge protection level: L-N: 0.5KVL/N-PE: 1KVVoltage resistance (Vac): 1500VBeam Angle: 3300Dimming Mode: Non DimmableLifetime@25 L70B50: 20000HS MUST BE INSTALLED BY A QUALIFIED ELECTRICIAN. Download Specsheet