Backlit LCD display with 7 digits 16mm high. Waterproof membrane keypad, with acoustic feedback, with 7 keys. Stainless steel plate, size: see table. Windscreen, level and adjustable feet. Built-in rechargeable battery (about 30h battery life) and 230 Vac power adapter. RS232/c port for connection to PC or printer. Packaging: 370x240x250mm size - approximate weight of 2,7kg. Upon request: SIT calibration with issuing of relative certificate.