Built-in battery：4000mAH, A grade polymer lithium battery

Material: ABS pass UV(pink、blue、yellow、green)

Input:    5V 1A

Output:double usb 5V 500/1000mAh

Charge time：5--6hours,can use above 500times in cycle,5 pcs LED lights

Size: 11.5*6*1.26 weight: 201g