Transfer Efficiency: less or to 94% (4A high performance MOSFET built-in switch tube ) Output Ripple: 50mV (The higher voltage, the greater current and ripple.) Work Temperature: -40 degree to +85 degree Connection Mode: terminal blocks or welding blocks Input Current: 4A Max No-load Current: 18mA (The higher the voltage, the greater the no-load current.) Input Voltage: 3-32V (The operating voltage is 5-32V.) Output Voltage: 5-35V Switching Frequency: 400KHz Load Regulation: +/- 0.5% Voltage Regulation: +/- 0.5% size:60x35x13.5mm Material:PCB colour:blue Package Contents: 1 x XL6009 Booster Module with Display Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.