... digit, RH 45%-75%---Display9.1mm (red, green, blue) LED display---Reading: 3 digit(999count)---Range: DC8~30V---Operation temperature: -5 ... ---Power source: DC12V/24V± 2%, Max. 50mA---Auto zero setting---Sampling period: 400ms---Outrange display: 999 flicker---Net Weight: 32gYours sincerely,LnndaShaanxi ...