A look at RedBack Lasers DTH2L Digital Theodolite. Featuring an Ultrafine levelling vial with a display that can be set to 2, 5 and 10 seconds of accuracy. The Theodolite also features a laser plumb dot down and a laser out of the telescope as an alternative to viewing the target through the eyepiece. The DTH2L comes with Tribach, a Rechargeable battery pack and Charger plus a "AA" battery holder as a backup. Also included is 10cm square laser target, instructions and it all comes in a hard shell carry case.