12V 300AH LiFePO4 Lithium Battery 15000+ Cycle 200A BMS Solar Off-grid RV Travel. 12.8V 300Ah lithium iron phosphate battery, specially designed for RV/solar/camping. Ultra long cycle: 15000+deep cycles, 30 times the lifespan of lead-acid batteries. Comprehensive protection: built-in intelligent BMS, 5 layers of security protection. Model: DATOUBOSS LiFePO4 12V 300Ah. Working temperature: Charging 0 ° C45 ° C/Discharging -10 ° C60 ° C. 15000 cycles (80% discharge depth). Weight: Approximately 28kg (only 1/3 of lead-acid battery). A-grade battery cells: using automotive grade lithium iron phosphate battery cells, safe and non explosive. Intelligent management: BMS real-time monitoring to prevent overcharging/overdischarging/short circuit/overheating. Environmental protection and energy saving: no memory effect, can be charged as needed, with extremely low self discharge rate. Quick installation: Standard wiring terminals, compatible with existing systems. Professional support: Provide connection guidance and system configuration suggestions. Characteristics: This product (LiFePO4) is a traditional lead-acid battery. Cycle count 15000+times 200-500 times. Service life of over 10 years, 1-3 years. Weight approximately 28kg, approximately 85kg. Fast charging speed supports slow charging. Maintenance requirements are maintenance free and require regular maintenance. Suggest using a matching charger to ensure optimal performance. Please use batteries of the same specification when connecting in series/parallel. Please charge to 30% -50% before long-term storage. Please refer to the accompanying manual for detailed safety instructions. Order now and make your Christmas journey full of electricity! (The product comes with a complete English manual and supports scanning the code to obtain an electronic version).