USB DC 3~4.4V to DC 5.5V Voltage Step Up Boost Module - Blue
Model: 03100014 - Color: Blue - Material: PCB - Input voltage: 3~4.4V - Output voltage: 5.5V - Output current: 700mA (Max) - Transformer efficiency: 85% (Max) - Switch frequency: 150kHz - Output ripple: 20mV (Max) - Load regulation: