1.Competable for:  Samsung Galaxy S72.Color:Black/White/rose gold/gold3.Specification:- Capacity: 4200mAh - Output Voltage: 5V - Output Current: 2000mA - Input Voltage: 5V - Input Current:2000mA - Net weight: 105g- Charging time: ~ 4 hours- Dimension: 153 x 71 x 18mm 4.Material :PC+ABS5.Battery:Polymer battery6.Charging time:4h7.Fitable temperature:-15°~ 50°8.Using temperature:-15°~ 50°9.Warranty: one year10.External Backup Power Bank Battery charging Case Cover Charger For Samsung galaxy S7 (NOT FOR S7 EDGE) ,Built-in kick stand for Video Watching and Face timing11.4 LED lights: each represents 25% of Juice (Power) left in the phone, se your Phone USB Cable to charge the battery (the cable not include)12.SAFETY PROTECTION: 1) Over temperature protection. 2) Over charge protection. 3) Reverse-charge protection. 4) Over voltage protection. 5) Over discharge protection. 6) Over current protection. 7) Short circuit protection13.splays 4 levels of current power to remind you charging the phone or case in time14.Note: package does not include any accessory, please use the phone's charging cable to charge itSamsung S6 Edge Backup Battery CaseBackup Battery Case For iPhone6 PlUS