Klein Tools X79 Klein Tools-Bright Remote Area Lighting System Sixteen (16) bright, powerful 1-watt Luxeon LEDs mounted in an aluminum heat sink Nine (9) hours of life at maximum output tailing off to low light level at hour 17 Light diffuser can be mounted to change the beam from a focused spot to a diffused beam Retractable aluminum pole extends to a height of 83-Inch, assembles in minutes and stores inside the case 1 Sealed Lead Acid (batteries included)