... consumer applications 4.electrical tools 5.solar lawn, remote control 6.electric vacuum cleaner, electric sweeper 7.Backup power ... passed8. Over discharge testing passed 9. 150C thermal shock test passed10.Certifications UL/CE/ROHS/UN38.3/MSDSWarnings: 1 ... , ISO9001: 2000, OHSA28001: 2001 system authentication. Certifications: UL, FCC, ETL, CE, RoHS5. Our main battery Li-ion battery pack 7.4V 6600mah