Tiny BLE - BLE + 6DOF Mbed Platform 12V 30A T90 Relay Will this fit my 3D

Will this fit my 3D printer/CNC machine

short circuit

Can I use this battery with my existing charger

Can I use this with a power bank

Tiny BLE - BLE + 6DOF Mbed Platform 12V 30A T90 Relay Will this fit my 3DTiny BLE BLE + 6DOF Mbed Platform The Tiny BLE is a compact, ARM Cortex M0 based microcontroller development board that integrates Bluetooth Low Energy connectivity with a 6 axis inertial measurement unit (6DOF accelerometer and gyroscope), enabling rapid prototyping of wearable IoT devices and motion sensing applications. Professional engineers and IoT developers leverage this platform to build battery efficient wireless sensor networks, fitness