... Runtime: Working 6-8hours continuous useing one time4.Low/High settingsLength:5.4 inches (137mm)Weight:3 ... lithium-ionLight6.Source: GREE Q5 LED, made in the US, is impervious to shock for 100,000 ... (3-18V) 305 mode flahslight: High, medium, low, Strobe and SOS brightness in turns(3-4.2V) ... batteries, gift box16. Neutral Package with Sliver Label on the black box17. Set package weight: 400g Aluminum CREE ...