No separate lancets or lancing device needed. Lancets are 30 gauge. Single-use only and auto-disabled after use. 10 Complete tests in each cartridge. Test strips, lancet and lancing device in each test. Easy, one-step testing, test supplies are self-contained for discreet testing and disposal. For use only with the POGO Automatic Meter. For in vitro diagnostic use only. Sterilized using irradiation. Single use only.