• Internal Battery type: Polymer lithium
• Input voltage: 5V/1A
• Output voltage: 5V/1A
• Input Charging Time: 4 hours
• Battery Lifetime ≥350 times
• Warranty: 12 months
• Application: All USB interface charging digital products
• Protection Function: Built-in protection functions for over-current, short circuit, over charge/discharge
• Minimum order: 100 pieces (pricing will decrease as quantity increases)