Alfa Onyx4G-E 4G High-Speed Internet LTE USB Modem DIY Sanitizer Dispenser Kit with Timer Install the battery connector with

Install the battery connector with correct polarity

3V GPIO Pins 10 I/O pins available Memory 4MB PSRAM

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Alfa Onyx4G-E 4G High-Speed Internet LTE USB Modem DIY Sanitizer Dispenser Kit with Timer Install the battery connector withAlfa Onyx4G E 4G High Speed Internet LTE USB Modem Alfa Onyx4G E 4G High Speed Internet LTE USB Modem Broadband Wireless LTE HSPA+ HSPA WCDMA (UMTS) GSM GPRS EDGE Frequency FDD LTE: B1 (2100 MHz) B3 (1800 MHz) B7 (2600 MHz) B20 (800 MHz) WCDMA UMTS: B1 (2100 MHz) B8 (900 MHz GSM: Quad Band (850 900 1800 1900 MHz) Data Rate FDD LTE: R8 Cat. 3 100 Mbps DL 50 Mbps UL WCDMA UMTS: R99 384 kbps DL UL R5 HSDPA 7. 2 Mbps DL R7 HSPA+ 21 Mbps DL 5. 76 Mbps UL