SIM900 GSM/GPRS shield is based on Quad-Band SIM900 GSM/GPRS module. It provides Aduino with GSM/GPRS function. This shield allows you to make voice calls, send SMS or make connections to the Internet network.
On the shield, there is a serial port toggle switch for you to select either software serial port or.
Net weight: 6g
Inner hole for set screw: M3/M6
Inner hole for heating tube: 6mm
Inner hole for thermocouple: 3mm
Apply: Extruder for 3D Printer
10pcs x Aluminum Heater Block
Upgrade Anet A2 Plug Metal 3D Printer LCD 12864 220*270*220mm Big Size Prusa i3 DIY 3D Printer Kit with 10M Filament SD Card
Main Features:● Made from aluminum profile to maintain the garage-built feel and the handmade charm● Multiple 3D printing filament supportable, support ABS / PLA / HIPS, etc.●.
We will send the latest version of product, the upgraded function. It may has different shape or color. If you can’t agree, pls don’t buy. Pls choose available tracking info shipping method, never ask a tracking number if your shipping method is not available. UNO R3 Mega328P CH340G Development Board with USB Cable CH340G replace.