Digi DT800 Multi Lane Wireless Kit With 10 ButtonsThe Digi DT800 Multi Lane Wireless Kit includes Wireless Receiver and 10 Wireless Buttons for timing up to 10 Lanes. The DT800 Multi Lane Wireless Kit are perfect for athletics and swimming carnivals as less leads to trip on. The Digi DT800 Multi Lane Timer provides an Accurate and Simple Timing System which reduces the likelihood of user timing errors and lost times due to misplaced race results. It simplifies the way you obtain and record your race