Place of origin: china (mainland) Brand name: powerman Model number: 12v20 Voltage: 12v Sealed type: sealed Maintenance type: free Size: 181*76*167*167mm Weight: 5.8kg Nominal capacity: 20ah Battery type: sealed lead acid battery Product name: 12v lead acid battery Usage: ups/communications equipment/electric tools/power supply system/wind/solar etc. Color: black/white/grey/customized Capacity: 20ah Type: mf battery Material: high pure lead Warranty: 3 years Oem order: acceptable Certificate: iso9001/iso14001/ohsas18001/ce/msds etc.