About This 【12V100Ah Pro Group 31 Upgraded Grade-A Battery Cells】 12V100Ah Pro Group 31 Adopts automotive-grade battery cells for a 12.8V 100Ah Pro lithium battery, allowing it to perform 4000+ cycles with a ideal battery cell structure. Optimizes the battery pack's inerstructure, helping to prevent internal damage, and aid in ease of lifting and handling. 【2.6X Lightweight & Group 31 Compact Design】 Group 31 compact design, reduce the case size by 1/3 when compared to the standard 12.8V 100Ah lithium battery case. Furthermore, the Timeusb 12V 100Ah Pro LiFePO4 battery is 2.6X lighter than previously, makes it 55Wh/lb increased energy density. More adaptable in terms of battery system installation & application. 【1280Wh Usable Energy Output】2X increase in energy output efficiency over 12V 100Ah lead-acid batteries. Massive 20.48kWh energy storage by 16 Timeusb 12V 100Ah Pro Group 31 lithium batteries in 4P4S connection, capable of powering it all from RVs to large-scale household energy storage,also widely used for trolling motor, solar system, RV trip and outdoors activities. 【Top-notch BMS Security Protection】 The built-in hardware-version 100A BMS protects the battery from safety hazards by providing 5 types of protection: overcharging, overdischarging, overcurrent, short circuit, and high-temperature environment above 70°C/158°F. 【Carefree After-sales Support】 Timeusb offers lifetime customer service through a responsive and professional customer service team that provides targeted battery solutions of receiving a question. Overview Brand : Timeusb Size : 12.8V100Ah Group31 Product Dimensions : 6.77"D x 13"W x 8.43"H Number Of Cells : 4 Resistance : 40 Milliohms Terminal : M8 Manufacturer : Timeusb UPC : 617230903171 Vehicle Service Type Backup Power, Boat, Home Solar Power Storage, RV, Trailer, Trolling motors Backup Power, Boat, Home Solar Power Storage, RV, Trailer, Trolling motors See more : Voltage 12.8 Volts : Vehicle Service Type Backup Power, Boat, Home Solar Power Storage, RV, Trailer, Trolling motors Backup Power, Boat, Home Solar Power Storage, RV, Trailer, Trolling motors See more : Voltage 12.8 Volts Battery Cell Composition Lithium Ion : Item Weight 23 Pounds : Battery Cell Composition Lithium Ion : Item Weight 23 Pounds