Renogy?s 12V Deep Cycle Pure GEL Battery is an excellent choice for standby or daily power needs ? even in the most severe conditions. Built tough with a leak-proof maintenance-free design, this battery provides both performance and long battery life. Renogy?s 12V Deep Cycle Pure GEL Battery is perfect for critical systems due to its ability to withstand repeated charge-discharge cycles. Stay protected against sudden loss to mains power and ensure your vehicle or off-grid systems stay powered with Renogy?s Pure GEL batteries.Need a little more power? Connect several batteries in a series or parallel battery bank with Renogy Battery Interconnect Cables.