Overview Quick Details Certification: CE ROHS Output Interface: Double Usb Input Interface: Micro USB, USB Type C Supports Solar Energy: No Type: High Capacity, Portable, USB Universal, Digital Display Battery Type: Li - Polymer Battery Place of Origin: Guangdong, China Brand Name: OEM Model Number: P243 - SY2B - 20000MAH Weight: 375G Socket Standard: Universal, Micro USB Protection: Over - discharging, Short Circuit Protection, Over - charging, Low Tension, Over power protection Function: Charge Mobile Phone Material: ABS + PC + Metal case Battery capacity: 20000 MAh Logo: Customized Logo Printing Cycle Life: 500times Item: USB Power Pack Charger 20000mah Style: Big Capacity Square Metal Power Bank OEM: Accept Logo Customized Cell type: Li - Polymer Grade: A + + Warranty: 12 Months Socket Type: USB Port Is LED Lamp Illumination: No Dimension: L138 * W61.5 * H23.5mm Supply Ability Supply Ability: 20000 Piece/Pieces per Day