Nobody beats the performance of Portatree's ELIMINATORa" Practice Tree. In today's competitive drag racing environment you can't afford to be late on the tree, and practice is what it takes to sharpen your reflexes. By using the Eliminator Practice Tree you will be cutting great lights in no time. The new shift light feature will help you make quick consistent shifts. Accessories To maximize the training effectiveness of the PortaTree ELIMINATORa" Practice Tree system, you should use the tree in a manner that accurately simulates real race conditions. By using these new clutch and throttle switches along with the cigarette lighter adapter you can now practice in your race car using your actual driving set-up. Ensure that your practice efforts provide consistent winning results on the track! Features: 4 tenths Pro Tree 5 tenths Full Tree Delay Box in Each Lane Light Diffusers to Simulate Track Lights Single or Dual Lane Operation Connects to Full Size Dual LaneTree and/or LED display 9 Volt Battery Operation 110V Operation- A/C Adapter Included Two Hand Switches Included Connects to Staging & Timing Photo Cells Random Handicaps Adjustable Rollout/Delay/ShiftsPit Stop USAoffers Computech Systems Eliminator 2000 Practice Tree By Portatree 4500 at low everyday prices. Be sure to check out all of our products from Computech Systems including Computech Systems Drag Racing Practice Trees.