brand new and high quality Features: High accuracy of copying and high effective of copying, faster copy data speed, not easy losing code. Ultra-small error of copying data code and copy oscillation resistance. Respectively copy four different types of chips to improve work efficiency, bringing you new experience of remote control and much convenience in your daily life. Handy for key chain size attaches to your car keys no more unwanted bulkiness. Comes with a buckle for easy carrying. Compatible for retractable doors, sliding doors, swing doors, road gates, rolling shutters, garage doors (parts), for smart lights, Remote switch,either alarm,keyless entry, gate opener, etc. Controller only, other accessories demo in the picture are not included! Specification: Model: AK-079KB Material: Metal Type: Controller Voltage: for DC 12V Current: 10mA Frequency: 315MHz, 433MHz Remote Control Distance: 50-100m/ 164.04-328.08ft Color: Black Silver Dimension: 56.0x32.0x10.0mm/ 2.20x1.26x0.39in Quantity: 1 Pc Note: 1.No retail package. 2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x Controller