Features: Various Output Selections: This small enhancement module supports 5V, 8V, 9V, and 12V outputs, catering to the power needs of diverse electronic devices with varying power demands, increasing its adaptability. Flexible Input Power: enhances a 3.7V input, this module is ideal for rechargeable cells, optimizing their energy utilization in portable gadgets and mobile power systems. Small and lightweighted： this module easily integrates into small electronic devices without occupying much space. Stable Operating: Provides consistent power output with minimal fluctuation during the conversion process, ensuring a reliabled energy supply to connection devices and reducing the likelihood of device malfunction. Efficient Enhancement Function: Reliably boosts lower input power to the required output, maintaining a steady power flow and ensuring the smooth operating of devices. Specifications: Material: ABS. Size:about 22x11x3.6mm/0.87x0.43x0.14in Weight: 15g. Quantity: 5pcs/10pcs Parameters: The output voltages can be set to 5V/8V/9V/12V, defaulted 12V. Input voltages ranges: 2.5V~VOUT. The input voltages must be lower than the set output voltages. Output capability: When inputted with a 3.7V battery, it can output 5V1A, 8V0.5A, 9V0.45A, and 12V0.3A; When input at 5V, 8V0.7A, 9V0.7A, and 12V0.5A can be output. At the defaulted 12V output, the LED light consumes about 1mA current. If the light is turned off, the input current at no-load is < 1mA. Package Includes: 5pcs/10pcs Mini boost module note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.