LockMaster Swing Gate Opener Auto 40W Solar Power Electric Remote Control 800KGIf you find opening and closing your front gate is a hassle, then the Lockmaster Automatic Swing Gate Opener is just the thing you need. Designed to work with gates of up to 5. 5m wide and each weighing 400kg, the automatic swing gate opener is operated by a powerful 24V 80W DC motor that runs off power from the mains. However, you can also use the supplied 40W polycrystalline solar panel to use solar power as backup. Two 12V 7Ah batteries are also