M-UPS-D2+ Main features: Lightweight and portable 8H standby time Long using life Safe and environmental Applicable for Sony PSP Specifications: Weight:130g Capacity:3200MAH Output voltage:5.5V Output current:≤700mA Discharge efficiency:>80% Charging method: USB port Dimension:100*62*15mm Standby time: 8H Charge mode: CC/CV Cycle life:≥300times