It is USB Power Supply Module/USB Charger/Battery Charging Circuit Module, Input voltage: DC 2.5V ~ 5V, Output voltage: DC 5V, Output current: 1000mA (max), small size, high efficiency, long term stable and reliable quality,easy installation and use . Applicable Tablet PC/Mobile Phone/MP3/MP4 etc.

• Modules nature: Non-isolated Boost
• Rectification: Non-synchronous rectification
• Input voltage: DC 2.5V~5V
• Output voltage: DC 5V
• Output current: 1000mA (max)
• Conversion Efficiency: 92% (max)
• Switching frequency: 1MHz
• Output ripple: 20mV (max)
• Load regulation: ± 0.5%
• Voltage regulation: ± 2.5%
• Operating Temperature: -40 ° c to +85 ° c
• dimensions: 28 x 19 x 8 (L x W x H) (mm)
• Applicable: Suitable for Tablet PC/Mobile Phone/MP3/MP4 etc

• 1 x USB Charger ( Power Supply Module/Voltage Regulator/Adapter )