Introduction of Power Bank Part 2

Basic knowledge of power bank What is Power Bank?
Power bank serve as an extra battery' or external charger for your phone or other electronic devices. It is a portable power source built of rechargeable battery, packed in a small case that can be carried in a handbag or purse. It has at least one input for charging and another recharging port that can be connected to a standard USB cable that can recharge portable electronic devices like smartphones, media players and tablet PCs. Most of the newest power-bank models, arrive with built-in Lithium polymer battery, which known by high efficiency and long lifetime. The capacity of power packs is measured by mAh and can reach 20,000 to 30,000mAh. Why do we need portable power source? Well... the answer is that, the need of an accessible power source is vital for our daily survival. The average adult carries with him at least two electronic devices like smartphone, digital camera, MP3, laptop and tablet PC. And the truth is that we now d…

Introduction of Power Bank Part 1

Basic knowledge of power bank  What is mAh?
mAh means milli Ampere Hour, the capacity of the power bank is measure with mAh. Where is power bank made from?
Majority of the power banks in the market are actually made in China. How do I charge the power bank?
You can charge your power bank via the charger that came with your phone, computer USB port or using other power bank. How long do I need to charge the power bank?
It's depending on the REAL CAPACITY of the power bank. The larger REAL CAPACITY, the longer charging time may required. Different charging methods may result different charging time as well. Charging with the original charger will be faster than charging with computer USB port. Why sometime I need longer time to charge the same power bank?
Even though using the same charging method, the charging time may be differ due to environment,temperature, power flow and etc. A 12000 mAh REAL CAPACITY power bank, able to charge a 1500mAh capacity phone for 8 times full?
This is a common mi…

Best app to take your selfie pictures?

Hi, I am Allen. I do not like take selfie pictures buti think i can give some suggestion for cool photo editing apps that suitable for iPhone photographers. Snapseed Sometimes there is a problem with the composition, but the picture is smaller and you are forced to erase the scene that you might like by cropping and rotating the photo. Then you should try the deformation tool of Snapseed, we can use vertical mode, horizontal mode or rotation mode after into the deformation process to adjust the 3D stereo perspective of the photo, such as change the original look directly of photography to the angle from the top-down shooting. We can set the brightness, exposure, color temperature, saturation and other different brush in the brush tool, and then brush the photo by your finger to smear any small place on the photo, you can change the effect of the place alone as if you were painting in every detail on the picture. You do not need brighten or color a whole photo by using brush , but as …

Difference Between Water-proof And Water-resistant ?

This is Allen He. I have written : Difference Between Water-proof And Water-resistant by Allen He on Travel

More and more devices become water-resistant or water-proof, users have an important question: What is the difference between water-resistance and waterproof? Users just want to figure out how their devices can stand with water.
Firstly, here are definitions from Oxford English Dictionary:
Water-proof means impervious to water.
Water-resistant means able to resist the penetration of water to some degree but not entirely

Comparing to water-proof, water-resistant is the lower level of water protection. Some water-resistant devices always have some special design to fight with water and make it difficult for water to enter. This is always use in devices like watches to help them survive from hand washing or raining.
The first number after letters “IP” shows it solid protect, which is measured form 0 to 6, while the second number is the degree of protection against the entry of moist…

Best Wireless Charging Devices For Frequent Traveler

I travel a lot, I used to worry about making my phone’s power last the whole day. I’d always bring my charging cable, but most of the time, I’d have trouble finding a power outlet to plug it in. Thankfully, I’ve discovered wireless charging during my stay at the Marriott, so now I have a more convenient option for charging my phone on the go. Since then, I’ve become interested in wireless charging and tested various chargers on my travels to see which one would work best.
Here are my top three picks for the best wireless charging devices for the frequent traveler:
QiStone+ Wireless Portable Charger Photo from Fonesalesman
Lightweight and portable, the QiStone+ earns points for being one of the most stylish wireless chargers I’ve ever seen. It looks like a stone with the grains in all the right places.
Weighing only 4.76 oz, the charger doesn’t feel like its adding much weight to my carry-on bag. Its rounded edges give a good grip, too.
The QiStone+ also comes with a USB port for wired ch…

Best Power Bank for Apple iPhone 7

After months of guesses and rumors, Apple followed a set pattern for the release of iPhone 7 and iPhone 7 Plus on 7th September 2016. iPhone 7 adds the function of water and dust resistance (IP68 standard) like several Samsung and Sony phones did, the installation of  64-bit processor A10 ensures the processing speed is 40% faster than iPhone 6S.  
Another controversial rumor had been proven to be true — No headphone jack. Instead, Apple’s new EarPods headphones will connect through the Lightning connector port, a corresponding converter comes along with iPhone 7 in the box.  For jogging enthusiasts and commuters Bluetooth earbuds / headphones are obviously easier to carry and unlimited by the wires. How to find proper Bluetooth headphones might be the first priority, while another problem is coming around the corner — battery life. 
As we all know, keep Bluetooth function open is quite power consuming, not to mention when you are enjoying music or watching video. Apple claimed that i…

3 Best Solar Charger For Your Laptop

Solar power is a clean and renewable energy, which could be transferred by solar charger to enable people use it to power a phone or small device when in an emergency or off the grid. So get more tips on choosing the best solar chargerfor Laptop will be helpful. There are some lists of the best portable solar laptop chargers but since I writing I find more solar kits have come to the market. Here are some solar chargers for laptop hope you will find the one you like. 1.RAVPower Solar Charger With Triple Ports High Efficiency up to 21.5%-23.5% is highlighted in the description, but what’s more attractive, the solar charger is designed with triple USB ports to afford power to more devices at the same time. Sometimes, more is better, right? I recommend the RAVPower solar charger with triple USB ports as the most delicate solar charger for laptop in UK. Price: £52.99 Watts: 24W 2. Anker PowerPort Solar Lite As the best seller of power bank in Online Shopping for Electronics, Apparel,…