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Feature

Durable & Environmentally Friendly: This product can be recharged 1000+ times, saving thousands of common batteries and reducing a significant about of landfill waste. Mercury, Cadmium and Lead are not used in these batteries.
Long Battery Life: These 1.5V/1500mAh batteries are without the typical Lead Acid memory effects. Constantly charge and discharge these batteries without noticeable reduction of battery life. Rapid, full charge is achieved in about 1.5 hours with an additional 2-year standby time.
USB Charge: Easy to charge with the included 4-1 USB cord; no additional charger or adapter required. Built-in Micro-USB port in battery, just plug into any USB port anytime, anywhere.
Patented Design: Rotate the battery's positive poles: easily charge or hide the port. The LED indicator light shows the charging progress clearly: RED = still charging, GREEN = finished charging.
Safety & Warranty: Built-in Integrated safety circuit protects Battery from over discharge/overcharge Please charge them every 3 Months periodically. The Lithium cell is UL listed, The Twharf USB rechargeable batteries are RoHS, FCC, and CE listed, and have a 30-day money back guarantee as well as a 12-month quality guarantee and lifetime technical support.

Description

Twharf USB Rechargeable Batteries AA provide the extra power you need. Whether for professional or everyday use, longer life is just one perk of these high-quality, reliable batteries.
Specification:
Standard voltage: 1.5V
High Capacity: 1500mAh
Rated energy: 2.25wh
Output voltage: 1.5V
Input voltage: 5V
Charging voltage limit: 5V
Full charge time: approximately 1 hour
Material: high quality fireproof PC + stainless steel
Battery life: less than or equal to 1000 times recycling use
Instructions:
1) Take the battery out when empty
2) The display light turns on red during charging, green finished.
3) Use 5V USB mobile charger and insert the Micro USB cable to charge the battery.
4) Put the battery in the right place of the device frame, no mistake for anode and cathode.
5) Environmental friendly rechargeable lithium battery, easy to charge by any standard Micro USB connector.
6) Protection circuit built-in will halt charging in the case of over-charging, over-discharging, short-circuit.
7) Application: Universal for Toys, Remote Controller, Wireless Mouse, Wireless Keyboard, Remote, Fan, Flashlight, Arm Clock, Head Lamp, Massages, Electric Shaver/Toothbrush, Trimmers, Razors, Household Products and so on.

Note:
The first time you use it, the power of the battery is less than 50%.
Please remember to charge the batteries every 3 MONTHs periodically, in avoid to damage the lifetime of battery.

Package:
4 x Twharf AA Rechargeable Batteries
1 x USB Charging Cable
1 x Twharf Battery Carry Case