The M5Stack Faces Bottom3 is an expansion base for connecting Faces keyboard, calculator and gamepad panels to compatible M5Stack Core units, with a built-in 600mAh rechargeable battery, 10 RGB LEDs and two HY2.0-4P expansion ports.
The M5StackFaces Bottom3 is a functional panel expansion base for the Faces series, connecting to the host via the M5-Bus. The base provides a 2.54-22P input panel bus, which can be used to connect function panels such as keyboards, calculators, and game controllers.
It features a built-in 600mAh rechargeable battery and a TP4057 charging IC, supporting offline power supply and stable charging. RGB light strips are integrated on both sides (10 RGB LEDs in total), and the top provides 2 x HY2.0-4P expansion ports (PORT.B / PORT.C), along with RGB LED IO signal switching support.
The back is equipped with Pogo Pin magnetic charging contacts, M3 screw holes, and wall-mount fixing holes for easy installation and mounting; the bottom features a lanyard hole for convenient carrying.
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Features
Compatible with Faces series function panels (Gen 1 / Gen 3)
Compatible with Core series main controllers (Core1 / Core2 / CoreS3, etc.)
RGB LED strips on both sides (5 LEDs per side)
2 x HY2.0-4P expansion ports (PORT.B / PORT.C)
Built-in 600mAh rechargeable battery
Integrated TP4057 charging IC
Pogo Pin magnetic charging contacts on the back
LED IO switching switch, compatible with different hosts
Battery power switch on the back
M3 screw holes and wall-mount fixing holes on the back; lanyard hole at the bottom for convenient carrying
Specifcations
Host Bus Interface
M5-Bus 2x 2.54-30P
Input Panel Bus Interface
2.54-22P
Expansion Ports
2 x HY2.0-4P (PORT.B / PORT.C)
Battery
600mAh
Charging IC
TP4057
Input Power
DC 5V
RGB LED
10 x SK6812 (5 LEDs per side)
Charging Method
Pogo Pin magnetic charging on the back
Mounting Method
M3 screw holes / wall-mount fixing holes
Power Consumption
Power-on unconfigured state: 3.7V@75.68uA RGB LED white light at max brightness, all on: 3.7V@370.85mA
Product Size
Faces Bottom3: 108.0 x 54.0 x 12.5mm Faces Charging3: 85.4 x 54.1 x 25.6mm
