LCD display with 6 digits 15 mm high, mechanical waterproof simplified keypad with 4 keys, plate and structure in stainless steel with a 330×320 mm plate size, total scale height 6 cm, indicator in anodised aluminium with bracket for wall fixing and 3 m extendable cable, power supply through 6 extractable 1.5 V AA batteries (not included) or 230 Vac / 9 Vdc – 100 mA mains power adapter included (EU plug), RS232/C port for connection to PC, packaging size 445×346×70 mm with an approximate weight of 4.5 kg, and available upon request with ACCREDIA calibration and issuing of the relative certificate.