The Merlion LiFePO4 12.8V 18AH lithium iron phosphate battery is a top-of-the-line, long-lasting battery! It's used in electric vehicles (electric cars, e-bikes, golf carts, etc.), uninterruptible power systems, solar/wind power, and lighting applications. Features: • Built-in protection against overcharging, overload and overheating • Fire and explosion-proof • Lightweight • Has a long service life • Not sensitive to chronic undercharging • Gives full capacity at any discharge current • Charges with a higher current compared to lead-acid batteries • Does not require a strict charging algorithm Specifications: • Battery type - lithium-iron-phosphate • Voltage - 12.8 V • Capacity - 18 AH • Power - 230.4 Wt • Internal resistance - ≤ 60 m Ω • Discharge cycles - 5000 • Self-discharge - less than 3.5% per month • Charging current - 4.8 A • Maximum charging current - 12 A • Discharge current - 4.8 A • Pulse discharge current - 100 A (less than 3 sec.) • Charging temperature from 0 to 45 degrees • discharge temperature from (-20) to 60 degrees • storage temperature from 0 to 40 degrees • protection type - IP 55 (from dust, from water jets) • terminal type - M5 • case material - plastic • battery dimensions - 181x77x167 mm • weight - 2.2 kg (tolerance ± 5.0%)