Featuring universal design， this AC/DC 2-Channel 3.0V/4.2V Adjustable Battery Charger can charge for various types of batteries including PCB batteries， very convenient! Adopting advanced technique it can automatically shut off once your batteries are fully charged， very protective. The compact size and light weight makes it easy to carry， and with strict producing process it is durable for long-term use. Ideal choice for you! Don’t miss the chance!                                    Features             Two channel to charge by turn for quick and safe charging<br> Automatically shut off once your batteries are fully charged<br> Universal design to charge for different types of batteries including PCB batteries<br> High-level electronic components for fast charging<br> Light and compact for easy carrying   <br>                                                            Specifications             Material     PC    <br> Color     Black    <br> Standard     US Standard    <br> Model     TR-001    <br> Input 1     AC 100-240V 50-60Hz 0.2A    <br> Input 2     8-12V 1000mA    <br> Output 1     3V 500mA    <br> Output 2     4.2V 500mA    <br> Suitable for     10430， 10440， 14500， 16340， 17670， 18500， 18650 Rechargeable Batteries or with PCB Batteries    <br> Dimensions     (5.47 x 2.32 x 1.18)" / (13.9 x 5.9 x 3)cm (L x W x H)    <br> Weight     5.54oz / 157g     <br>                                                             Package Includes            1 x Battery Charger<br>1 x Power Line<br>1 x User Manual<br>