Strong Life 4v 4.5ah 20hr Battery For Children Toys Portable Led Lights Small Air Pumps

Strong life 4v4.5ah 20hr Battery For Children Toys Portable Led Lights Small Air Pumps

Product Overview

2-fm-4 4v4.5ah 5ah battery uses high-purity lead with a purity as high as 99.99% as raw material. The plates are precisely manufactured through continuous casting and rolling equipment, and combined with AGM (Absorbent Glass Mat) technology to ensure product consistency and stability. Each battery undergoes strict voltage, charging, and discharging testing procedures before leaving the factory, with a defective rate controlled below one thousandth, ensuring reliable quality. Its designed cycle life can reach 300-500 times, offering a long service life. As a maintenance-free battery, it does not require users to perform regular maintenance operations such as adding electrolyte, making it convenient to use. It has a low self-discharge rate, with monthly self-discharge below 2%, allowing it to be stored for a long time without easy power loss. The casing is made of flame-retardant materials, providing a high safety factor, and corrosion-resistant properties. The product has a high cost-performance ratio, stable charge and discharge performance, and can work normally in a wide temperature range from -15°C to 60°C, adapting to various environmental conditions.

Product Characteristic