4V 4Ah Maintenance-Free Sealed Lead Acid Battery – Reliable Power Solution
Durable AGM technology ensures spill-proof design and vibration resistance for long-lasting performance. High-purity lead plates enhance conductivity and extend cycle life under frequent discharges. Perfect for UPS systems, emergency lighting, medical devices, and portable electronics. Compact size fits tight spaces while delivering stable 4V power output. Industrial-grade construction with precision sealing prevents acid leakage. Ships ready to use—no maintenance required. Bulk discounts available for wholesale buyers. Global shipping with guaranteed lowest prices. Trusted by professionals for backup power needs.