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Battery backup for consistent timekeeping even when power is lost
Ethernet Shield (Turns the Mega into a web server)
3V and 5V signal systems)
100RPM: gives you a quick spec reference before choosing the right part
pressure sensing Force Sensitive Resistor 0
DFRobot RF APC802 Radio Module 2800m Range - TEL0030 7.4v Battery backup for consistent timekeepingThe APC802 radio module provides a simple and economic solution to wireless data communications. The employment of an embedded high speed microprocessor and high performance IC creates a transparent UART TTL interface, and elminates any need for packetizing and data encoding. It is a updated version of APC220 which provides up to 2800 meters communication ranger (line is sight). Also, it supports RS232,TTL, RS485 interface. SPECIFICATION Outdoor line
US$ 92.99
US$ 115.99
US$ 130.00
