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2017 the board has been updated to change the USB-Serial converter chip to CP2104 and remove the SWD connector (you can get to the SWD connection pads on the bottom of the PCB)
1" header or terminal blocks):
with a USB bootloader that lets you quickly use it with the Arduino IDE
Assembled Dimensions:
This essential tool has an internal pump and heater to blow a steady stream of temperature controlled hot air to make it super easy to remove components
Stereo 20W Class D Audio Amplifier - MAX9744 SMA 2017 the board has beenPump up the volume with this 20W stereo amplifier! This slim little board has a class D amplifier onboard that can drive 2 channels of 4 8 ohm impedance speakers at 20W each. Power it with 5 12VDC using the onboard DC power jack and plug stereo line level into the 3. 5mm stereo headphone jack and jam out with ease. Since it's class D, its completely cool running, no heat sinks are required and it's extremely efficient up to 93% efficiency makes it