Main technical parameters Working frequency: 125KHz Applicable cards: iButton card, 125KHz card Card reading time: 0.2s Induction distance: 0cm Indicator light: 2 LED(red / white) kapangyarihan: Ang anumang karaniwang USB Port o sa pamamagitan ng USB / 220V adaptor, or from 2×CR2020 batteries Working Temperature: -20ºC~+65ºC Material: plastik (Hindi nababasa, ngunit hindi angkop para sa matapang na kapaligiran kondisyon) Plastic kulay casing: brown Size: 100× 33 × 10mm