Why Choose WANROY? PUNCTURE TEST OF WANROY LIFEPO4 CELL Despite rapid temperature increase post damage, no safety hazards like explosions were observed in WANROY cells. This affirms the practical reliability of WANROY lithium iron phosphate batteries. WANROY INDEPENDENT R&D CENTER WANROY has a mature R&D to design and develop professional home energy storage and new energy-related products. QUALITY AND SAFETY ASSURANCE All products are strictly tested and certified by CE, RoHS, FCC, MSDS, UN38.3 and air, sea and road transportation reports. PROFESSIONAL FACTORY AND EQUIPMENT WANROY has a professional dust-free workshop and high-precision assembly and testing equipment. GERMAN WAREHOUSING All WANROY products are stored in local warehouses in Germany, providing you with a safe storage environment for goods and fast logistics services.