Used for about 2 years after purchase. Works without any problems. See photos 4-5. As shown in photo 3, there are faint marks from a label sticker due to sun exposure. This is an offering of the main unit only, as shown in the photos, without any packaging. A 100V-240V compatible 5V 1A output USB charger. - Model Name: GH-ACU1G - Input Voltage: 100V-240V - Output Voltage: DC 5V - Maximum Output Current: 1A - Number of USB Ports: 1 - Frequency: 50/60Hz Thank you for viewing.