Battery nmc catl 3.7v 280Ah new product

Ready to ship. Customers ordering multiple blocks, please press no more than 3 blocks per bill. The weight is very heavy. Thank you. If you order 3 or more, get a free nut butter. Lithium battery capacity 280 Ah Lithium battery NMC NMC Ion Battery brand catl Features Type: Lithium NMC NMC Ion ≥4000Cycle Voltage: 3.7V Capacity: 280 Ah Test results sent by the factory) Lowest voltage: 2.7V, recommended not to use lower than 3.5V. Maximum voltage: 4.2V Continuous load capacity 3c Temporary charging capacity 5c Recommended current for charging: 1A. Maximum charging current 1c Recommended charging current: 0.2c Weight: 4.2 +- .2 kg Can be used for various purposes Can supply high current such as 1.Used in solar cell work 2.Use UPS power backup 3.Use the electric train It should be connected together with the BMS to prevent battery damage. You can choose a BMS from the store. Precautions for use 1.You should check the battery terminals + - do not connect them alternately. 2.Assembly should use different threads for each cell. Because the sides are aluminum and may touch each other. 3.Should not charge with a voltage higher than 4.2V. 4.Should not be used until the voltage is lower than 3.7V. 5.Usage: Do not expose to sunlight, rain, or soak in water; the battery will degrade faster. 6. Should be placed in an area with convenient ventilation to help cool the battery when used heavily.