USB Smart Charger QUICK USER GUIDE
TABLE OF CONTENTS Welcome 1 Getting Started 2 Important Safety Information Using USB Smart Charger 3 Illustration 4 How to use it? Specification 5 Technology data Warranty and Regulations 6 Warranty & Service 7 Exclusions And Limitations Of Liability; Disclaimers 2
WELCOME Congratulations on your purchase of USB Smart charger, the portable device that you can ensure the safety charging to your mobile products. It show you to see the whole charging status in digital data. It is easy and friendly to use as plug and play indeed. For the purples to get the best performance of the device, please read the manual carefully before using it and follow the instruction accordingly. The company reserves the right to make any prior notice in the case of the contents of this manual for the right to amend, without notice. GETTING STARTED What s Included 1. USB Smart Charger 2. Quick User Guide IMPORTANT SAFETY INFORMATION The device is designed to safety, audit, test and turbo the wall charger, car charger, power banks, a powered ON computer s USB port or any other USB source to charge the other mobile device through their USB output ports. Please use our products in the right condition. USING USB SMART CHARGER Illustration LED lights Output USB port Input USB plug Digital LCD Display 3
1. Input USB plug Our unique input USB plug is enable you to plug our device into other car charger, wall charger, power banks, PCs etc without identify which side is front or not. So, it enable you always to see the LCD display. 2. Output USB port Please connect your mobile device which you are like to be charged to USB smart charger s output USB port with the right USB cables. 3. Digital LCD display There are 3 different digital parameter to show you re the real charging status clearly and exactly. (1) Voltage: It show you the transient voltage which is keeping changing with the charging time. (2) Current: It show you the transient current which is normally keeping down with the charging time until the mobile device is fully charged. (3) Charged capacity: It show you the cumulative capacity in each charging time. It should return to zero when you disconnect it. 4. Charging LED lights You d know the status from charging LED light clearly. The USB smart charger is built in intelligent IC which could detect the adaptor and your mobile device automatically and adopt the best charging status. With the charging time, the LED lights should twinkle slower and slower. It shows that your mobile device is already charged more capacity. You d read LCD display to get the real data also. (1) When LED lights twinkle faster, it proofs USB smarter charger is in the faster charging status. It could charge your mobile device in the best performance and shorten the charging time. (2) When LED lights twinkle normally, it proofs USB smarter charger is in the normal charging status. If they twinkle extremely slowly, it proofs the adaptor is not compliant with your mobile device well. You d better change the right adaptors again. (3) When LED lights stops, it proofs your mobile device is fully charged. Please disconnect your mobile device for the safety reason after fully charged. HOW TO USE IT? 1. Plug the input USB plug of USB smart charger into the USB port of USB charging resource, such as wall adaptor, car adaptor, power banks or PCs. Plug the Micro-USB end of the cable into your mobile device you d like to charge and plug the standard USB plug into the output USB port of USB smart charger. Please ensure your USB cable is in good condition before using it. For the stable performance, please use the original USB cable which has attached to your mobile device. 2. The LED should light on now if all adaptor, mobile device and USB cable are working well. The built-in IC in USB smart charger could detect and choose the best charging performance automatically. You d see the different status from different LED frequency. 4
3. You d read LCD display to get the real charging status now. Usually, the current should be less and less with the charging time. The capacity data is cumulative from your charging. When you disconnect it, it should return to ZERO. The data is able to help you to review the real life status for your battery in your mobile device in a charging circle from ZERO to full. If the gap is too big, it is your right time to change a new battery. 4. USB smart charger is of protection circuit to protect your mobile device from the damage of over charge and short out. Even so, please use the reliable power supply to charge your mobile device. 5. When your mobile device is fully charged and USB smart charger s LED light is not twinkling, please disconnect them for the safety issue and save the power. 6. As they are many different adaptors in the market, USB smart charger is able to help you to find the best mate. When you see the charging current is too low from the label indication and LED twinkle too slowly, please stop charging and find another better adaptor. SPECIFICATION Measuring range 3.5-7V (V) Input voltage 3.5-7V (V) Output voltage 3.5-7V (V) Ambient temperature 0--60 Scope of work Current (0-3A) can detect mobile phone charger voltage compliance DC5V Operation range U = 3 ~ 7.5V, I = 0 ~ 3A Resolution Voltage 10mV current 1mA Error voltage <± 1% current <± 2% Full scale drop ( When measuring current ) 200mV WARRANTY AND REGULATIONS 1. USB smart charger will generate heat when charging. Use it in well ventilated area when charging your mobile device. 2. Keep USB smart charger away from heat sources, direct sunlight, humidity, water or other liquids. 3. Do not operate USB smart charger if it has been wet or damaged to prevent against electric shock, explosion and/or injury. Improper repairs of this device may place the user at risk. 4. Do not use USB smart charger with wet hands. 5. Keep USB smart charger s port and plug free from dust, lint, etc. that may prevent proper connections. 6. Do not use this unit for anything other than its intended use. 7. USB smart charger is not a toy. Keep out of reach of children. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, 5
including interference that may cause undesired operation. Caution: Changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment. NOTE: This equipment has been tested and found to comply with the limits for Class B digital devices, pursuant to part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: Reorient or relocate the receiving antenna. Increase the separation between the equipment and the receiver. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. Consult the dealer or an experienced radio/tv technician for help. Modifications not approved by the party responsible for compliance could void user s authority to operate this unit. 6