4V 4ah VRLA AGM Battery for Emergency Lighting Solutions

Our ECELL BATTERIES lithium series (such as ELIR and ELIT) offers an exceptional cycle life of over 6,000 cycles at 80% DOD. Most models come integrated with an LCD Display for real-time data tracking and Bluetooth connectivity, allowing you to monitor battery status directly via your smartphone.

Yes, we are a professional manufacturer with our dedicated production base in Fuzhou and global headquarters in Hong Kong. We specialize in both Lead Acid and Lithium battery technologies. As the source factory, we offer full OEM/ODM services and can provide customized capacity and voltage configurations to meet specific industrial or bidding requirements.

We strictly guarantee that all products supplied are 100% brand new, genuine, and of current production; we never use reused or reconditioned cells. For international distributors and government tenders (such as e-bidding), we can issue official Manufacturer's Authorization letters and technical certificates to support your local project requirements.

Safety is our top priority. Our products are manufactured under ISO 9001 standards and hold international certifications including CE, IEC, UN38.3 (for Lithium safety), and MSDS. We ensure every unit meets the stringent import requirements of regions like Europe, North America, and Southeast Asia.

Our Intelligent Battery Management System (BMS) provides real-time monitoring and autonomous protection against over-charging, over-discharging, over-current, short-circuits, and extreme temperatures, ensuring a safe and stable power supply for your home.