Li-cylinders tsa tšepe tsa alloy tse phahameng tsa ZX li hlahisoa tlasa maemo a ISO 9809-1, ka tumello ea TPED. Li-cylinders tsa rona tse etellang pele indastering li boima bo bobebe 'me li ratoa ke barekisi ba khase lefatšeng ka bophara. Li-cylinders tsa rona tsa tšepe li sebelisoa haholo lefatšeng ka bophara mafapheng a fapaneng a kenyelletsang ho cheselletsa, oksijene ea bongaka, theknoloji ea lijo le seno, lisebelisoa tsa ts'ireletso ea mollo, ho qoela ka metsing le lits'ebetso tsa kalafo ea metsi.