PROMASTER PSF SERIES PORTABLE MONOLIGHTS are the perfect solution when you need to do portrait, fashion, sports or corporate photography in the field. These GO ANYWHERE battery operated lights let you shoot anywhere without the need for an electrical outlet. The compact and lightweight design is ideal for your portable studio. PSF Monolights feature high power output which makes them perfect for use in outdoor settings. The grip style housing allows the lights to be hand held or mounted on a light stand or tripod with ease. Packed in a sturdy ABS case, these lights are ready to go when you are. + Ultra portable rechargeable battery operation + 1000 lumen LED continuous modeling light, perfect for video + Built-in 16 channel wireless receiver for wireless operation up to 328?/100m (trigger included) + Advanced IGBT flash circuitry for fast recycling and precise control of flash output + Fan cooled for longer component life + Includes long life LiFePO4 rechargeable battery and AC power supply A fully charged battery will yield 500 (maximum power setting) – 4000 (minimum power setting) flashes or up to 10 hours of continuous run time with the LED video light at maximum power.