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 M5Stack Faces 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. We also stock the Keyboard, Calculator and the Gamepad panel for this! Lithium Battery Shipping: Due to courier restrictions, this product can only be shipped within the United Kingdom. With this item in your cart, your shipping options will be limited and may cost more than our usual rates. Why? 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 Product Weight 84.1g Resources * Documents Package Contents * 1x M5Stack Faces 3 Bottom Board * 1x Faces Charging3 * 1x Hex Key L-Shape 2.5mm (For M3 Screw) * 6x M3 * 12mm cap head machine screw