Material Type:Metal+PlasticItem Weight:1kg Item Height:1inch Item Width:1inch Item Length:1inch Model Name:Universal Item Type:Locks & Latches Origin:Mainland China Color:Black / Silver 100% Brand New and High Quality Color: As shown Connector: 4wires Package Including : 1 x Motorcycle Switch Key Faucet Lock Regarding the chromatic aberration and dimension error : As the light problem and the measuring method difference,maybe have a little error, please note and understand.Thank you. Dear Customer,If you have any doubt or problem for the products,please do not just give me Negative Feedback. Please contact with me from Aliexpress first time, and let me know the detail, and then we will try to solve the problem for you as soon as possible. Whatever,we hope and sure everything will go well. And, we kindly invite you to give us FIVE Stars Positive Feedback. Thank you so much.