... short-circuit protection, reverse-battery protection5) Compliance with UL,CE,RoHS,EMC6) Safety Standard:CE,3C,UL,FCC,PSE ... Application:For NiMH 10-20 Cells Battery Packs Portable instruments Peripherals Suitable for electric vehicles, batteries, electric toys, massage, monitoring ... this suggests that SCM is self. 2.While the battery charger access the output terminal, pay attention to the polarity ...