Features 1、Upgraded: The gate wireless security keypad is a great upgraded security system, with a premium design and heavy duty construction for increased security and the convenience of keyless entry. 2、High Security: The dual channel transmitter only activates when a compatible code is received, while its advanced rolling code technology ensures that the code sent is changed for special security every time our keyboard is used. 3、Strong Signal Design: The strong signal of the automatic gate wireless keypad ensures quick connection to 433.92MHz automatic door opener for ease of use. 4、Multipurpose: The security entry gate keypad is sturdy and can be used in a range of equipment such as electric chicken coop doors, automatic doors, automatic lift doors, home entry doors and more. 5、Comes with Accessories: This security entry gate keypad comes with accessories such as screws, including batteries, for easy installation and operation. Specifications: Item Type: Automatic Gate Wireless Keypad Material: Plastic Battery Type and Quantity: 2 x CR2032 Button Battery (200mAh) (Included) Purpose: Automatic Door Wireless Password Lock Package List 1 x Automatic Gate Wireless Keypad 4 Sets x Expansion Screw 1 x Paper Clip 4 x Gasket 1 x Instruction Manual