Lithium battery 3.7v~4.20v used original high power.2500am.Ni original kabisa,zina nguvu sio mchezo,haziishi mapema.Unazichaji kwa 5v zikiwa 1s.3s chaji 12v.Pia nina saketi zake zakuzuia battery zisife.Ukihitaji regulator pia zipo.Zingatia:1s ikijaa inakua 4.20v isizidi hapo.Pia 3s ikijaa 12.60v.Piga simu nikuelekeze zaidi,na namna yakuzitumia na kuziarenji kwa usahihi.