DF-4000 Ultra-thin 4000mAh power bank

描述 Quick Details Certification:CE/RoHs/FCC/MSDS Output Interface:Single USB Input Interface:Micro USB Function:Aluminum case power bank, Charge Mobile Phone Type:Ultra Slim, PORTABLE Battery Type:Aluminum Brand Name:OEM/NINE POLE Weight:135g Socket Standard:Universal, Micro USB Protection:Over-discharging, Short Circuit Protection, Over-charging, Low Tension Name:4000mAh metal power bank Keywords:4000mah powerbank Capacity:4000mah Battery:A grade li-polymer battery Input:5V 1A Output:5V 1A Warranty:1year/12month Colors:black,silver,gold,blue,pink Logo:Logo printing accept