<p><span style="font-family: tahoma, arial, helvetica, sans-serif;">The Fenix E01 V2.0 keyring torch has a maximum output of 100 lumens from the Cree XP-G2 S3 LED and is powered by a single AAA battery (NiMH or alkaline). An upgrade to the popular E01 light, the V2.0 features several improvements including a brighter output, further throw, better runtime, a lighter, more slimline and compact design.</span></p>