[LED lights] The 3 COB lights on the body have an LED light on the back of the head. Super bright for you. [Rechargeable lithium battery] Built-in lithium charging battery. More environmentally friendly as disposable batteries Strong magnetic adsorption A strong magnet is attached to a suitable metal surface. 360 degree rotating hook and 180 degree magnetic base, inserts hands free The [2 in 1 function] can not only be used as a flashlight, but also as a spare battery (the capacity is 1800mAh) [Applicable environment] This powerful LED inspection light is ideal for mechanical, manual lines, boats, campsites, night or family rescue lighting Model: GO-10 Lamp beads: 3W XPE head lamp beads (60 lumens) + 3W COB body (170 lumens) Battery: Built-in 18650 battery, 3.7V 1500mAh (contain the battery in the quote) switch: Press the switch to the front operating mode The headlight turns on when you press the switch for the first time Press the switch again, the COB light on the body will turn on until finally the switch and the COB light goes off The bottom of the product has a strong magnet that can be adsorbed on the metal surface. Accessories: with a USB charging cable Size: 155 * 40 * 30mm long * width * thickness)