Description:(Pls check each selection carefully before purchase)

0.9-5V to 5V
1.Input Voltage:0.9-5V;output voltage:5V
2.Maximum Output Current:480mA
3.Starting Up Voltage:0.8V;output current:7mA
4.Input Voltage:1-1.5V;output voltage 5V;current 40-100mA
5.Input Voltage:1.5-2V;output voltage 5V;current 100-150mA
6.Input Voltage:2-3V;output voltage 5V;current 150-380mA
7.Input Voltage:>3V;output voltage 5V;current 380-480mA
8.Operating Frequency:150KHz
9.Typical Conversion Efficiency:85%
10.Pin Space:2.54mm
11.Size:11*10.5*7.5mm
Notice:
1.Input voltage should be no more than rated voltage,or the module will be burnt
2.Input power should surpass output power,or output voltage will be less than rated voltage
3.Output load should be no more than rated load,or output voltage will be less than rated voltage
Connection Picture:

1
Package included:1/5*1.8V 2.5V 3V 3.3V 3.7V To 5V DC-DC Step-Up Power Voltage Boost Converter Board

0.9-3V to 3.3V
Input voltage 0.8 ~ 3.3V,output 3.3V
Maximum output current: 500 MA,
Start Voltage 0.8V, Output Current 10MA 
INPUT 1-1.5V,     OUTPUT 3.3V 50-110MA;
INPUT 1.5-2V,      OUTPUT 3.3V 110-160MA;
INPUT 2-3V,         OUTPUT 3.3V 160-400MA;
INPUT above 3V,  OUTPUT 3.3V 400-500MA;
DC-DC Boost module working frequency 150KHZ. efficiency is normal 85% .
2.54mm pin pitch, Arduiuo Breadboard friendly.
Excluding Pin Size 11mm x 10.5mm x 7.5mm(Very small)
Weight : about 1.2g( Very light)
Applications:
Battery powered equipment
Wirels Module,NRF24L01 CC1101 CC2500 etc.
Development Board,FPGA/CPLD  STM32 
Ardiuno_uno mega2560  Breadboard Raspberry Pi
VCR
PDA
LED Lighting
Wireless communication equipment
MP3/MP4 player
Audio equipment
Attention :
This is a DC-DC voltage converter module,Must be noted when using:
1 Input voltage can not be greater than the maximum input range
2 Output power can not be greater than the maximum load for a long time
3 Input power must be greater than the output power, because the power consumption of the module itself

Package included:1/5* DC-DC Converter 1V 1.2V 1.5V 1.8V 2.5V 3V to DC 3.3V Step-UP Boost Power Supply

1.8-5V to 3.3V(Step down&step up)
Low Power Wifi Module:ESP8266
Low-power Bluetooth module : HC-05 HC-06
Low-power Wireless UART module : HC-11 HC-12
Low-power wireless module : CC1101 CC2500 Nrf24l01+
Low-power LED Driver
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Packing list:1/5  X mini 2 in 1 DC DC Step-Down & Step-Up Converter 1.8V-5V to 3.3V Power Module

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