Kratax USB Rechargeable batteries Li-Ion 2500mAh 3.7V 2 in 1 Phone Power Bank, over 1500 cycles

It can recharge up to 1500 cycles, equal to 1500+ disposable batteries, more powerful and lasting long.

Dimension: 70.5*18.75 mm. Not AA ,AAA Batteries. (NOTE: THEY ARE LONGER THAN NORMAL BATTERIES, PLEASE CONFIRM THE BATTERY SIZE BEFORE PURCHASE) This product can be used in a variety of scenarios, such as flashlights, headlights, cameras, remote controls, fans, children's toys, radios, surveillance equipment and other 3.7v battery-powered electronic devices.

It is also a power bank. It can charge your mobile phone, IPAD, MP3, MP4 and other electronic products.

The advantage of lithium ion batteries is low self-discharge and no typical memory effect, don’t need to worry about reduction of the battery life after constantly charging and discharging.
3.7V Lithium USB rechargeable battery - Steady Voltage
These Li-ion batteries can provide approximately the same and steady voltage until the whole cell is depleted, make the devices working stable and lasting longer. Perfect for the devices that need high battery performance. 

Technical specifications
Li-Ion 2500mAh 3.7V battery
Dimensions (+/-0.3mm) : 70.5mm x 18.75mm x 18.75mm
Important note: Please note the dimensions and power voltage.

Battery Properties
1. True 2500mAh standard voltage, high-density compression capacity, small volume and large capacity.

2. 3.7V rechargeable lithium battery with a capacity of 2500mAh, can be recycled more than 1500 times.

3.Multiple scene charging: USB charging Easy charging is what you need: laptop, wall socket, car charging port, mobile phone... More suitable charging places for you to explore.

4. Battery level: You can use Microsoft USB port or lithium battery charger. Red light means full charge, green light means full charge.

5. Environment protection: maximum discharge current：5000mA .It can be recycled and used more than 1500 times. The battery has a built-in safe circuit integrated system to prevent the battery from overcharging, overdischarging, short circuit, and overcurrent. Lithium batteries can be reused and are a good helper for environmental protection.

8. Package: The outer packaging is made of kraft paper box, and the battery uses a transparent protective box, which saves the most space and has fine workmanship.

General warnings when using rechargeable batteries:
- Do not use defective batteries or rechargeable batteries.
- Do not combine different batteries and rechargeable batteries in one device.
- Do not expose the batteries to excessive heat, direct sunlight or open fire.
- Tape off the poles when storing for a long time or not in use.
- Dispose of old batteries and accumulators properly at the local collection points or the specialist dealer.

Package Contents:

2x USB 3.7v rechargeable lithium batteries
1x Micro-USB charging cable
1x switching cable(Use when charging other electronic devices)
1x Retail package