Features: 1Strong Signal: The signal can pass through wall floors and doors to control the receiver consistently from anywhere within a reliable distance with a strong signal. 2Long Range RF: Long range wireless control with a range of up to 50 meters in the absence of obstacles excellent performance and easy to use. 3High Security: Highly secure with its low repetition rate extremely easy to set up and learn and when the remote control is lost it can delete the old coding and relearn the new one so you are always in control. 4Easy to Operate: This wireless remote control is easy to operate one key can lock your car effective anti theft can be used with confidence. 5Widely Applicable: Suitable for home shopping mall burglar alarm electric car car motorcycle alarm various door control systems and other intelligent controllers. Specification: Item Type: Wireless RF Remote Control SwitchMaterial: ABSGross Weight: 20g / 0.7ozVoltage: 6VCurrent: 15MAFrequency: 315MHzChip: 1527MTransmitting Distance: 50M (open environment)Modulation Mode: ASK amplitude modulationBattery: two CR2016 button cell 150mAh (included) Package List: 1 x Remote Control1 x Keychain