Universal powerbank 4000mAh

Ultra compact. light & easy to carry. this powerbank with a capacity of 4000mAh can recharge up to 100% of your smartphone. Thanks to the USB port providing 5V~1A output. this portable battery is universal: you can charge all your USB devices. The perfect portable charger for your wiko smartphones and more ! • Cell: Li-ion • LED indicator: • Power Capacity: 4000mAh • Input Spec: • Output Spec: • Charge Time: • Protection: Over Charge Protection, Over Temperature Protection, Over Voltage Protection, Short Circuit Protection • Battery conversion efficiency >90% • Long lifetime recharge: more than 500 times