e2000mFeatures Build To Last: E2000LFP utilizes premium LiFePO4(lithium iron phosphate) batteries which can retain 80% of its orinal capacity at 3500Safety instructions Installation & operating manual E2000 - EP66 - EM30 USER MANUAL FOR PUMP CONTROL euradrives.eu Page : 1 to 72 Multimaster Pump Control_V-1.1