Yoyorule 5V 2A 18650 Power Bank Battery Box Charger For iphone6 Cellphone (White) Material: plastic. Size:15*6*2.3cm. Input: Micro USB DC 5V. Output: DC 5V/2A or DC 5V/1A. Press Once, to check the electricity of the battery; Press twice, LED lighting is ON or OFF You can put 1 to 5pcs 18650 battery for one time and please use the same type battery Compatible for 5x 18650 lithium ion rechargeable batteriesbatteries not included