Item YL-wwl18 YL-wwl21 YL-wwl30 YL-wwl36 Power 18W/18PCS 21W/21PCS 30W/30PCS 36W/36PCS Electricity/Voltage 0.35A/AC110~240 Work temperature -20~+70℃ Projection angle 15°, 25°, 30° Brightness 900 lumen 1050 lumen 1500 lumen 1800lumen Size 18W: 600*65*70mm = 24*2.52*2.75inch (Length*Width*Height) 21W: 800*65*70mm = 31.5*2.52*2.75inch (Length*Width*Height) 30W: 1000*65*70mm = 39.5*2.52*2.75inch (Length*Width*Height) 36W: 1200*65*70mm = 47*2.52*2.75inch (Length*Width*Height) Application: *Architectural decorative lighting *Archway, canopy & bridge edge lighting *Light output for disco decoration, stage, club, bar, hotel, garden, plaza etc. *Designed for outdoor use *Aluminium Alloy body, tughened glass