Technical Parameters Power Supply: DC5V Current: 30mA Operating frequency: 125KHz±1KHz Working mode: Read-only Support card: uEM4001 / uEM4102或兼容EM ID卡 (125千赫, 64-分為, 64-位曼徹斯特編碼) 讀寫距離: 最大6厘米, sensing range depends on card shape and antenna size Reading method: read the card according to the order Reading speed: <250ms Working temperature: -10℃~+75℃ Module size: 28.3×29.6毫米