Features: 1. With constant current function and short circuit protection, it can protect the load. 2. It can power electronic devices. 3. For charging various batteries, you can observe the state of charging. 4. Suitable for all kinds of batteries with MPPT function 5. It has a constant current and prevents the battery from being overcharged, effectively protecting the battery. 6. The product can support high power LEDs. 7. As a car power supply, it can power your mobile phone or digital products Specification: Condition: 100% Brand new Item Type: Non-insulated Step Down Module (BUCK) Input Voltage: 6-36V Output Voltage: 25-32V continuously adjustable (default output 5V) MPPT Voltage Setting Range: 6-36V Output Current Range: 0.05-5A (default output current is 3A) Turn Signal Output Range: 0.01-5A (default turn signal current 0.3A) The current range will have a slight error due to the difference in part parameters. Working Temperature: -40 to + 85 degrees Working Frequency: 180KHz Conversion Efficiency: up to 95% (efficiency, input and output voltage, current and pressure related) Short Circuit Protection: Yes Over Temperature Protection: Yes (automatically turn off the output after over temperature) Input Reverse Polarity Protection: None, (add string to diode if necessary) Output Anti-Backflow Protection: No, the output must be connected to the battery plus blocking diode, otherwise it will burn out the module! Installation: 4x3mm screws Connection: IN is the input, OUT is the output Size: Approx. 60 x 30 x 23mm / 2.4 x 1.2 x 0.9in Package List: 1 x Step Down Module 1、With constant current function and short circuit protection, it can protect the load. 2、It can power electronic devices. 3、For charging various batteries, you can observe the state of charging. 4、Suitable for all kinds of batteries with MPPT function 5、It has a constant current and prevents the battery from being overcharged, effectively protecting the battery.