300ah Deep Cycle Gel 12V Battery Solar RV Marine Camping UPS Maintenance Free

SYLJ Was Verified by  TV Rhineland and Made in China & Offering Class A and 100% Authentic CellsWhy Lithium? Our batteries utilize lithium iron phosphate technology, the safest and most stable chemistry on the market.Our lithium batteries offer a longer life expectancy of 3,000 to 5,000 deep discharge cycles compared to about 200 life cycles from a standard lead-acid battery. At almost a fifth of the weight of your standard lead-acid, you have the capability to deplete these batteries to 0% without damaging the batteries, you can double the power you are currently receiving. Our batteries are as safe as they get, and do not emit any fumes or gas, making storing inside an option for customers. Having a built BMS (battery management system), will protect your batteries from short circuit, low/high voltage disconnect and low/high temperatures. These batteries are backed up by our customer service that will exceed any other battery company you have worked with before.  Product Parameters  VechicleRVSize12.8V300AhBattery Cell CompositionLithium-PhosphateCharging Voltage14.2v-14.6vCharging  Current