Specifications:

• Conversion efficiency: Up to 92% (output voltage higher, the higher the efficiency)
• Switching Frequency: 150KHz
• Rectifier: Non-Synchronous Rectification 
• Module Properties: Non-isolated step-down module (buck)
• Short circuit protection: current limiting, since the recovery 
• Operating temperature: Industrial grade (-40  to +85 ) (output power 10W or less) 
• Load regulation: ± 0.5%
• Voltage regulation: ± 2.5%
• Full load temperature rise: 40 
• Input voltage: 4-35V
• Output voltage: 1.23-30V(Adjustable)
• Output current: Rated current is 2A, maximum 3A(Additional heatsink is required)