LockMaster 600KG Swing Gate Opener Auto Solar Power Electric Kit Remote ControlIf 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 4. 5m wide and each weighing 600kg, 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 20W polycrystalline solar panel to use solar power as backup. Two 12V 7Ah batteries are also