Programmable Smart Temperature Control Fan and Power Expansion Board For Raspberry Pi

Features:1. Width voltage input: 6V~14V' With power switch2. Output: DC 5V 4A with two channel outputs: * OUT1 for external device such as servo, motor, robots, mechanical arm, intelligent card etc. (output interface: HT3.96);Max current is 2A, and can be programmed via GPIO programing to control the output of power supply; please refer to SAMPLE CODE 1; * OUT2 (GPIO output for raspberry pi);Max current is up to 4A if the OUT1 be closed; CAN'T be programming control, it will be output to raspberry pi directly if the switch be turned on;3. Built-in temperature sensor, with active cooling fan, you can control flexibly the ON/OFF of mini fan via I2C command and GPIO programming, please refer to SAMPLE CODE 2;;Temperature range and accuracy:-25 ? ~ + 100 ? when the ± 2 ?-55 ? ~ +125 ? when the ± 3 ?4. Cooling Fan can be replaced, please refer to FAN SPECIFICATIONS;5. Standard HAT size.Fan specifications:- Side length is 30mm;- Thickness is 7mm;- Parameters: Voltage 5V, current 0.15A, speed 1OOOOR.P.M, noise 25dB, air volume 2.95CFMNotes:The Raspberry Pi main board is not included.Packing Included:1 x Board1 x Mini fan (with install screws)1 x HT3.96-2P Male head