Kāleka Helu Kākau ʻAʻohe ID: YB4429 Substrate: ʻO nā mea a antenna: aluminum or copper Frequency: 13.56MHZ + ORNKHZ / 860MHz+960KHz Supports chips: RFID wafers from global manufacturers Antenna Process: Etching Antenna size: customizable Working temperature: -5℃ ~ + 60 ℃ ℃ mālama i ka mahana: -5℃~+60℃ Notice: Pono ʻo JavaScript no kēia ʻike.