VERSATILE: This 3W COB (chip on board) LED worklight has a removable clamp with a 75mm (3") wide jaw opening and a handy pole clamp feature. BRIGHT OUTPUT: It has a super-bright COB LED 250 lumen output. EASY TO POSITION: With a 360 degree swivel base, it also has 2 strong magnetic mounts for easy positioning. BATTERIES INCLUDED: It is supplied with 3 x AA batteries.