HIGH PRECISION: Identify the true or false coin according to the material, diameter and thickness of the COINS, the accuracy is high. FOR 6 KINDS OF COINS: Accept 6 different kinds of coins at the same time, CPU process control, automatically remembers the set of sample COINS. WIDE APPLICATION: Can be applied in game machines, vending machines, coin-operated telephone, coin-operated washing machines, coin-operated toy cars, massage chairs, etc. CUSTOMIZED SET: Can add the function of cumulative signal output and time control, prohibiting coin acceptor. MULTI-FUNCTIONAL: Anti-phishing, anti-mixed coin, anti-shock, anti-high frequency, and can connect counter. Colour: silver + black Material: PC Size: 14.3x12.4x6.4cm Package Contents: 4 x Coin acceptor 16 x Screws 16 x Nuts 4 x Connection Line 4 x English Manual 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.