cheap portable keychain power bank 30000mah smartphone portable power bank

 cheap portable keychain power bank 30000mah smartphone portable power bank

Dear My clients and customers will become my friends,

here

SHENZHEN ANGEL JIAYI TRADING CO.,LTD welcome 

we are manufacture many kinds portable power bank,very good usefull and very good price ,please choice and bulk order! In the new year we all get rich, the business grew and grew!

I know from zero customers to have a lot of customers need a long process, I will work hard, you will be my next client!

we are manufacture 2600mah to 50000mah portable power bank ,please choice and bulk order!

Product Features
High quality environmentally friendly lithium-ion polymer batteries, recharged over 500 times, lithium-ion polymer batteries, safe, reliable, long life;
Use: cell phone, MP3, MP4, PSP, NDS, PDA, GPS and all other USB charging products
1, 4 LED lights display battery level accurately.
2. Slide the hard switch, no loss standby, use longer;
3. Dual USB output interface and single USB port output two kinds, compatible with all USB charging equipment;
4, the red side by side, while charging does not affect your entertainment;
5, long power, low-loss standby
6, superior protection (overcurrent protection, leakage protection, batteries intelligent protection, short circuit protection)

product function

Function
Powerful Boost Chip Technology
Intelligent Multiple protection
Intelligent sleep function
High quality alloy plastic structure
Ultrasonic Seamless splicing technology

  Performance Testing

Damp heat test - at 40 + -2c temperature thermostat 90-95% wet inside 48 hours after a standard current discharge
High temperature storage - 75c stored in the incubator for 48 hours
Salt spray test - put salt spray concentration of 5%, a temperature of 35 + - salt spray cabinet shelved 16 hours
Temperature cycle test - respectively 75 + -2c, 20 + -5c, -20c + -2c, 20 + 5c four times in the cycle
Drop Test - drop test from 1 meter free fall to a thickness of 18-20mm hardwood board
Vibration Test - XYZ directions from the frequency 10-55HZ amplitude vibrations 2.5MM 30MIN

factory information

product description

Built-in input interface (Micro) and USB port output, intelligent charging system, small size, can be synchronized to charge the phone, the conversion rate of over 99%.
Product specifications; Battery Type: Polymer batteries
Input: DC 5V / 1A (max), Output: DC 5.0V / 1 ~ 2A (max)

1pc size:138*62*22mm
Dimensions: 1gift box size:138*62*22mm, net Weight: 288 ,1pc gw:350g,60pc of carton  

department:

Standard = mobile power + manual + data line

to add a little green dot charging head 1A plus 0.55$ cloth pouch 0.45$yuan

packing&shipping

FAQ