SAMSUNG S21 PLUS USED ORIGINAL BATTERY {4660} MAH {18.08} WH CELL MADE IN CHINA, ASSEMBLED IN CHINA MANUFACTURED: NINGDE AMPEREX TECHNOLOGY LIMITED. SECONDARY LI-ION BATTERY BATTERY MODEL NO. EB-BG996ABY,. WARNING: DO NOT DISASSEMBLE, CRUSH, PUNCTURE, HEAT, BURN, OR REUSE,. AUTHORIZED SERVICE PROVIDER ONLY.