Heavy-Duty Rechargeable Battery: The 12V 200Ah rechargeable deep cycle battery, with dimensions of 21.7'' x 9.4'' x 8.7'', stores a substantial amount of energy, extending the runtime of most light-duty electric devices. Note: Professional charging equipment is required during use to ensure battery security. Energy storage battery, can not be used as a power battery or a starting battery (car ignition). No Maintenance Required: The deep cycle marine battery utilizes absorbent glass mat (AGM) technology, so no maintenance is required. Compared to traditional lead-acid batteries, it has minimal electrolyte consumption, avoiding the need for liquid top-up during use. Security & Durability: Our deep cycle battery is for secure usage. It employs AGM technology, enabling multiple cycles and a longer lifespan compared to common conventional batteries. Coupled with excellent conductivity, it minimizes power loss to ensure uninterrupted power supply. High Discharge Rate: Our AGM deep cycle battery boasts an impressive discharge rate of up to 7 times. With a maximum discharge current of 1400A within 5 seconds, it provides stable discharge performance, supporting the startup of electric devices. Additionally, it excels in high-temperature resistance, compact size, and minimal self-discharge. Wide Application: Our 12V 200Ah deep cell battery a versatile powerhouse, suitable for a wide range of applications including automobiles, RVs, trucks, trailers, boats, solar and wind energy systems, communications, railways, and backup power systems like UPS. With its robust performance, it's your reliable source of power in diverse scenarios. Package Content 1 x Packaging Bag 1 x User Manual