Features: Suitable for a variety of coins. CPU process control, and accurate scoring. Special precision/normal stall, coins smoother. Pulse output available widths. Prevent phishing and other means of cheating,cheat alarm. Suitable of water vending machine, snack vending machine or game machine. Specification: Identify accuracy rate: 95% Applying coins: Diameter: 15mm-29mm 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: 95% Storing temperature: -20--+85 Operating temperature: -15--+60 Recognition speed: 0.6sec Recognition: 99.5% Canning material: PC plastic Instructions: 1. Pressing the setting for key(8), and then you will see the letter E (choosing several currency system). After that you can press the accurate for key or broaden for key to increase or decrease the numerical value. After setting up, please press the setting for 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 reasoning , setting is finished with your chosen currency. When the letter E is shown, plase turn off the power and it will reopen again. Note: Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Includes: 1 Coin Acceptor