BlitzWolf BW-P2 3350mAh Fast Charging Mini Power Bank
BlitzWolf® created a mini portable external power bank for charging your devices on the go. The high density battery technology delivers 3550mAh of fast charging power direct to your device. The tiny power box has smart built-in protection circuits that keep you and your devices safe.
The BW-P2 uses premium components for excellent reliability and performance - They are made with SANYO/Panasonic Grade A Lithium-ion battery cells, aluminum metal case, Texas Instruments Power Control Chip, with 4 layers of smart safety protection circuits. The result is a brilliant power source that can be recharged and used more than 1000 times.
2A Input, Rapid Recharge - BlitzWolf BW-P2 input support 5V/1.5A (Rated), 5V/2A (Max) fast charging; Suggest use over 1.5A original or brand chargers to shorten your charging time.
Highly Compatible - Output provide up to 2A charging current,compatible with most of 5V digital devices such as smartphones, tablets, MP3 players, PDAs, digital cameras/camcorders, hard drives, e-readers, power banks, portable game players and other USB gadgets.
Blitzwolf BW-P2 Power Bank Calculation:
3350mAh is at 3.7V (working voltage for li-ion cell)
3.7V * 3350mAh = 12395Wh
12395Wh/5V = 2479mAh at 5V (most USB device working voltage)
2479mAh * 0.8 (% of efficiency) ≈ 1900mAh at 5V (output voltage)
1x BlitzWolf BW-P2 3350mAh Fast Charging Mini Power Bank (please select color above)
1x Micro USB Charging Cable