Sungale SPB0302 - 2 Disk Stackable pack (6,000 mAh) Portable Power Bank Charger for Universal/Smartp
Unique stackable design, connects by middle magnet, easy detach and attachableCharge multiple devices by linking to different disksHigh efficiency power conversionAuto-safety protection system: Double circuit protection, Short-circuit protectionPower capacity: 3000mAh/disk; 6000mAh/ 2 disksInput: DC 5V~1000mAOutput: DC 5V~1000mABeing charged: Use Micro USB portCharging device: Use USB portDimensions:?.95" x 2.95" x 0.51"Power bank Weight: 0.21lb/disk; 0.42lb/all two disks