1.Suitable for metal tokens; 2.CPU control for accurate count.Characteristics:precise, quick 3.Full- structure design can solve the problem of stuck coin completely; 4.Recognize different sized coin.With indicator light; 5.Selectable output pulse width and accuracy; Anti-cheating and anti-fishing methods effectively: Circuit board adopts SMT technology with anti-fishing function; More function setting options to meet the various requirement of customers. (Such as:setting the coin/score proportion,higher resolution mode,etc.) Step for Usage 1.Adjust the sliding gear(with slightly press)to prevent misinjection of tokens with excessive diameter. 2.Take out the plastic coin from the slot,put your coin in; 3.According to your coin,select the sensitivity.If you require a high accuracy adjust it to"precision".If some true coins were misjudged as false coins.adjust it to "normal 4.According to machine's motherboard,select the output pulse switch(25ms/50ms/100ms.usually use 50ms) 5.Install coin acceptor it can be used after connecting power and signal wiress Color: As Shown Material: metal+plastic Package Contents: 1 x Entry Coin Door(Without Acceptor) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.