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Keeppower P1450U2 AA Micro USB 14500 1.5V 2260mAh Rechargeable Battery
* Quality Protected Li-ion Rechargeable Battery
* Brand: KeepPower
* Part No.: P1450U2 AA
* Maximum Size: (D)14.2*(L)50.2mm(±0.2mm)
* Nominal Voltage: 1.5V
* Nominal Capacity: 2260mAh
* Weight: 20.0g
●  Part No.: P1450U2 AA
●  Protected 14500 Li-ion Rechargeable Battery
●  Minimum Capacity: 2210mAh
●  Typical Capacity: 2260mAh
●  Normal Voltage: 1.5V
●  Standard Continuous Charging Current: 350mA (by USB)
●  Maximum Continuous Discharging Current: 1.5A
●  In Built Safety Circuitry
●  Protection Circuit (Against over charge, over discharge, over current and short-circuit.)
●  Charge Voltage by USB: 5V
●  Over 300 charge-discharge cycles

Update with: higher quality button toplights prompt for charging status, better dimension fits for more devices