ANO SCI502 handheld dive light is pretty light; the overall weight including battery is only about 210g. It has very reliable performance and the output is programmed from 450 to 850 lumens and the beam length is about 300-500 meters. SCI502 has the mechanical push button switch making this light very handy and comfortable by using the gloves. There are 3 modes of power settings: Hi-Mid-Strobe providing different opinions of output. The package is coming with battery and charger.