1.Dry Battery Dry Cell 2.LR03, UM4, AAA 3.CE, SGS, ISO9001, MSDS 4.0% of Mercury & Cadmium ... 5.OEM Manufacturer Product Name: Dry Battery Dry CellFeatures ... , CE, MSDS, Safe Transport, SGS, Chemical Non-hazardous Certification Approvals2: Battery Skin: Aluminum Packing3: Expiry period: 3 Years4: Application: MP3, Walkman ...