In order to make the night a very good lamp for jackets or pants pocket great for days. The red green and blue LED light are sher especially the green. Use the lamp every day Bzw night go for walkies arrived relaxed for an hour or even more. Only with the NiteCore batteries 3400 I am not satisfied were very expensive but do not keep looking back what they lose promise very fast to me as yet kapazität.werde na other batteries last longer Also have the NiteCore charger which is also very good