... 2.Standard:CE/SGS/ISO 3.Brand:NANGRAND/OEM 4.Aluminium&PVC jacket CE/SGS 9v 6lr61 alkaline batteryBrand ... 26*26cmWeight12kgDuration period5yearsDischarge time620ohm,24h/d,5.4V,50hCertificatesCE,SGSSupply ability8000000pcs/pieces per monthDurations1)180ohms,30min/d,4.8V:14.6h2.)270ohms, ... 1h/d,5.4V:22h3)620ohms,2h/d,5.4V:48h4)180ohms, ...