Features 900 lumens coupled with a USB rechargeable lithium ion battery.  High performance white LED output, a red and green LED are included, which provide value in nighttime and can be used for traffic control when partnered with a slip-on wand accessory.  High, strobe, medium and low modes.  Battery level indicator.  Also used disposable CR123 battery (included) when power is not available. Length: 6.19".  Weight: 6.9 oz.