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4000mah Mobile Power Bank for Zenfone 6
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Product Details
| Place of Origin | Zhejiang, China | Brand Name | KETRON | |
| Model Number | KQS-4000E | Dimension | 116*65*8.7mm | |
| Weight | 120g | Capacity | 4000mah | |
| Outport | 5V/1A | Input | 5V/1A | |
| Socket Type | unversial usb |
Product Description
4000mah mobile power bank for zenfone 6
K-1:CE/FCC/ROHS certification
K-2:Use A grade Battery core
K-3:Rechargeable times: over 800 times and keep over 80% capacity after 3 year general usage
K-4:The latest Power Bank good for gift
K-5:Protect functions: Short circuit, over-current,over-charging and over-discharging
K-6:Apply to various electronics devices,such as mobile phone, Blackberry, Mp3, Mp4, PSP, iPod, iPhone.
| Brand | KETRON | MOQ | 1 piece |
| Model | KQS-4000B | Devices Supported | Mobile phones, MP3 players, MP4 players, PDAs, digital cameras, handheld game consoles, Bluetooth devices and so on. |
| Feature | ultra thin ,touch switch | Attached Connectors | Micro Mini USB |
| Capacity | 4000mAh | Lead time | 1-3 days for sample order ,7-12 days for bulk order |
| Material | Aluminum | Warranty | 12 months |
| Rated Input | 5V/1A | Operating Temperature | (-20°C-50°C ) |
| Rated Output | 5V/1A | Storage Temperature | (-20°C-50°C ) |
| Weight | 120g | Over Voltage Protection | YES |
| Color | many colors, customized | Over Current Protection | YES |
| Dimension | 116*65*8.7mm | Short Circuit Protection | YES |
| Cell Type | Li-polymer | Over Charge Protection | YES |
| Packing | PET box/gift box/customized | Over Discharg Protection | YES |
| Power Efficiency | 80%-90% | Trade term | 30% deposit ,balance after copy of bill of lading paper |
| Circle Life | Over 500 times | Tax | To lower tax we can mark a lower unit price |
| Recharge Cycles | > 500 times | OEM/ODM | Accept |
| Certification | CE, FCC, RoHS,REACH,MSDS | UPS | YES |
| Self-Charging Time | 2-3 hours | FEDEX | YES |
| RMA | 0.3%-0.5% | AIR-SHIPMENT | YES |
| Battery Type | Rechargeable li-polymer | SEA-SHIPMENT | YES |
| Why choose us? | 1. Long-term cooperation strategy for trustable business; | ||
| 2. Professional producer and supplier since 1990; | |||
| 3. digital battery since1995 ,power bank charger since 2012; | |||
| 4. Strict quality control for stable quality: 3-time quality test; | |||
| 5. Prompt delivery: 1-3 days only, suitable for urgent sourcing; | |||
| 6. Great experience for OEM/ODM design and packaging orders; | |||
| 7. We highly cherish our high reputation | |||
4000mah mobile power bank for zenfone 6 photos
KETRON was founded in 1995 and has been dedicating in assemled battery. Twenty-year technological accumulation makes us have the ability of good industrial resource integration and builds top-ranking product quality of KETRON. It is used as purpose of enterprice to provide clients fast and responsible service, ensure every client’s confidence on mobile power of KETRON with powerful service management and establish KETRON into high-quality brank of global battery industry carefully.
KETRON ensures each of products in the market only after strict multiple tests and tries its best to reduce maintenance opportunity based on quality philosophy of “quality service is the largest one”.
We selcect the high-quality components supplier,inspect each of stored equipments strictly and assure quality of KETRON at the sourse.
Each of our products stands up standard performance examination and operation of every technical process is in conformity with standard system of ISO9001.


Standard Cell Technical Specification Summary | |||
Nominal Voltage | 3.7V | Cell Voltage is between 3.6v--3.9v when shipped | |
Capacity range | 100mah-1,999mah |
| |
charge | MAX charge voltage | 4.2 | Cell Voltage is between 3.6v--3.9v when shipped |
MAX charge current | 1.0C | ||
Charging method | Constant current/voltage | Standard charge:0.2c @4.2v | |
Constant current/voltage | Standard charge:0.5c @4.2v | ||
Discharge | Min Discharge voltage | 2.75 |
|
Max Discharge Current | 1.0Cmin | Cells can be manufactured to discharge rates of up to 2.0c ,see high discharge series cells for more information | |
Self Discharge | Residual Capacity | >97% | After standard charging,stored at 25 @0.2C/2.75V |
Operating Temp(C) | Discharge | -10℃ +60℃ | Higher and Lower temperatures are achievable to order |
charge | 0℃ +45℃ | ||
Storage Temp (C) | -10℃ +45℃ |
| |
Cycle Life (Number of cycles) | Minimum | 300 | One cycle relates to one charge period to 0.2C/4.2V-then one discharge period to 0.2C/2.75V.the cycle life rating is when the discharge capacity is at 80% of the rated capacity |
Typical | 500 | ||

Any questions about 4000mah mobile power bank for asus zenfone 6 ,fell free to call :+86 13165939787 contact person :kobe chen skype:powerbank1990 wechat:13165939787
Contact Us
- Ningbo Keqiang Battery Co., Ltd.
- Contact namekobe chen Chat Now
- Phone86-574- 65152044
- Addressdajiahe industrial zone,ninghai , Ningbo, Zhejiang
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