Light source:4*1W/4*3W Luminous flux:360-640LM CCT(K):3000K,6500K Color render index(CRI):>80 Beam angle :30°,45°,60° Service life(Hrs):>50000Hrs Input voltage(V):86-240V/AC Input current(mA):350mA/650mA Toal consumption(W):4W/12W Power factor(PF):0.98 Luminaire effciency:>95% Materials:Aluminium Alloy whit cooling fans Diffuser:Antl-UV PC Dimension L*W*H(mm):Ø90*60mm/Ø90*110mm Electrial Class:Class I Proof class(IP):IP20 Working temperature:-20-90%R.H Storage temperature:-40-100%R.H OPtional in ferface:power supply Lamp head is fixed