Specification:        Origin: Mainland China        Type: Voltage Regulator        Condition: New        Operating Temperature: ESP32 Expansion Board     Expansion board model: ESP32-V1 Shield 30P     Supports two power modes: DC6.5-16V and USB (5V)     Output power: 5V or 3.3V (5V is more convenient to match external 5V electronic module sensors)     Product Size: 72 x 55 x 10mm/2.8 x 2.2 x 0.4inch     Interface description:     1. Power indicator PWR     2. USB 5V power input interface     3. DC 6.5-16V power input port     4.12C expansion interface (two groups)     5. Development board IO expansion interface (GVS interface)     6.Development board mounting interface     7.5V/3.3V output interface     8. Jumping interface (select voltage 5V or 3.3V)              Note:  Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you  Please allow 1-2cm measuring deviation due to manual measurement.                       Packages:      1 x Expansion Board