2015 Newest LCD USB Charger Capacity Current Voltage Tester Meter For Cell Phone Power Bank & Voltmeter Free Shipping
|Display Type:||Digital Only|
|Operating Temperature:||0 - 60 centidegree|
Newest LCD USB Charger Capacity Current Voltage Tester Meter For Cell Phone Power Bank & Voltmeter Free Shipping
1. Input Voltage: 3V - 7V
2.Input current: <3.4A
3. Parameters that you can test: Voltage of battery.
Current of battery, value of discharging capacitor.(Total ten parameters)
4. Communication function: Yes
5. Parameters adjusting fuction:Yes.
Equipments for parameters adjustment: One electronic load, one constant current source.
Voltage of constant current source should be setted to 8.5V Here is a example for 3A:
When you set electonic load at 3A model, the current will be adjusted step by step. It will cost you about 10 seconds and you can see the result changing procedure in the LCD screen. When you see the 3A result shown in LCD screen, the adjustment process is finished. You can shut off the electronic load and the parameters will be saved automatically.
6.Clean the data: Push the button until the parameters changed to next sets of parameters. Then release the button. Then the next sets of parameters will be started and they will start from zero.
7. Check the parameters: Quick beat the button double times(within 0.5s), then it is checking model. The LED background will be flash.Then you can see the next set of parameters in LCD screen. Quick beat the button double times agian, you release the parameters checking model. LED backgroud be be light with flash.
8. Over voltage or under voltage: An arrowhead will be shown in LCD screen and LED background will flash. Push the button and LED will be light without flash. It will last 30s.
9. Trun on model.
The LCD screen will show all parameters within 1s when you connet power supply by MicroUSB or male plug of USB with wire.(It is to check whether the LCD screen is good or not). Then you can see the parameters used last time(capacitor and which set of parameters). You also can see the current voltage, current and over voltage or under voltage. Please see following illustration.
ABout our products1.All products was been tested twice before shipping to avoid any quality problem. 2.Our rule is only sell the best quality items. 3.safe package and good quality.
• Our rule is only sell best quality items, we don't sell any rubbish quality items.
• All of our parts are tested when we stock, we will test them again when we ship, so we can avoid quality problem. Cause we know it is very inconvenience to let our customer shipping back the items, so we try our best to guarantee the quality for our customer.
TERM AND CONDITION
•We also accept other payment method, please contact us if you want other payment method.
• If you want to lower Customs declaration value, please leave message on order.
• We try our best to ship out same day for payment cleared before 2.00 PM (Chinese Time) , otherwise we will ship on next days.
• We will provide a tracking number for you, no matter you choose which shipping method, HongKong post will need one or two days to get tracking number after we shipped your order, other shipping method can get tracking number same day we shipped.
• Delivery time depends on the destinations and other factors; usually it may take up the following business days.
about 5-10 working days
Hong Kong post air Mail
about 7- 30 working days
about 3-6 working days
about 3-5 working days
about 5-20 working days
about 3-7 working days
• We have confidence on all of our products, so we offer 360 days warranty for any quality problem.
• It is important for you to check the possible messages in your email after payment, because there is probably information that is waiting for you to reply, in order to avoiding delaying sending out the package.
• Any other questions please don't hesitate to contact us. We will reply you very fast.
• Your feedback is very important for us, so please give us a positive and 5 star feedback if you satisfied with our product. Although we tested twice of our parts before shipping, and we are very cautious on communications with every customer, but we may still can not make every customer happy, so please contact us if any dissatisfied or question, we will try our best to solve it for you. Please don't leave a neutral or negative feedback before contact us.
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