20W 4000K 1300 lm 30,000 hrs IP44ABS housingSafety glass cover4 x 18650 Li-ion battery – 7.4V, capacity 4400mAh4 hours illumination (with full charge)Charge times from full discharge are as follows: 6 hours (mains charger) / 6 hours (car charger)IP44: enables internal and external useComes complete with mains charger and car chargerTechnical SpecificationLuminaire lumens (with glass diffuser): 1300 lmLumens from chip (no diffuser): 1400 lmUseful lumens: 1300 lmRated Wattage: 20WRated luminous flux: 1300 lmNominal life time of the lamp: 30,000 hrsColour temperature: 4000KNumber of switching cycles before premature lamp failure: 15,000Warm-up time up to 60 % of the full light output: 0.5Lumen maintenance factor at end of nominal life: ≥0.7Starting time: