Suitable of water vending machine,snack vending machine or game machine. Identify accuracy rate:95% Applying coins: Diameter:Ф15mm-Ф29mm Thickness:1.8mm-3.0mm Applicable to All kind of coins and foreign currencies. Atmospheric pressure:80Kpa-106Kpa Operating voltage:DC12V±10% Working current:50mA Moment maximum current:350mA(less than 0.5S) Humidity: equal 95% Storing temperature:-20°C-+85°C Operating temperature:-15°C-+60°C Recognition speed: equal 0.6sec Recognition:99.5% Instructions: 1.Pressing the setting key(8),and then you see the letter E,(choosing)several currency system),after that you can the accurate key or broaden key to increase or decrease the numerical value.After setting up,please the setting key to confirm. 2.Appearing the letter H(the quantity of sampling for various currency value). 3.Appearing the letter P(the numerical valuef for signal output of various currency value). 4.Appearing the letter F(the precision of various currency value). 5.By parity of