deep cycle battery ,used on UPS,INVERTER/CHARGER Product performance: 1, Lead and autunite alloy grid, ointment formed pole board, large content and long service life 2, lead-tin multi-alloy collector, small internal resistance, antirust that can float recharging for a long period 3, Advanced AGM clapboard can absorb the entire electrolyte without leaving dissociate liquor and fulfill gas ka ...