Main Products: Power Bank ,smart bracelet ,smart watch ,Lithium lon batteries ,Battery For Mobile phone
advertising light box @ picture advertise 8400mah power bank Quality Choice
USD $2 - $5 /Piece
Min.Order:1 Piece
Quick Details View All >
Ningbo Keqiang Battery Co., Ltd.
Business Type: Manufacturer,Trading Company
Ningbo Zhejiang ChinaMain Products: Power Bank ,smart bracelet ,smart watch ,Lithium lon batteries ,Battery For Mobile phoneProduct Details
advertising light box @ picture advertise 8400mah power bank
OUR QUALITY
(1). High quality plastic material: This power bank is of plastic material shell,which is elegant as well as light to carry,water-proof .
(2). High quality PCB board: It automatically operate and protect the power bank, with over-current protection, over charging protection and explosure proof function.
(3). Brand new best quality battery: All the battery inside the power bank we use are brand new and of full capacity, thebattery can re-charge for at least 500 times,we keep promise that within one year we change new ones for you if there is any wrong of the battery.
(4). Charging Connector: We normally match 6 connectors for most cellphones, they are Iphone, sansung, sony, nokia, mini, micro, and one USB cable.These connectors are of high quality which do no harm to your cellphone when charged.
(5). Gift box: We welcome oem request. We also provide our standard packaging box. Our box are varied from plastic ones to normal paper ones, as well as elegant gift box.All these samples given for your reference.
| Brand | KETRON | MOQ | 1 piece |
| Model | KQS-8400C | Devices Supported | Mobile phones, MP3 players, MP4 players, PDAs, digital cameras, handheld game consoles, Bluetooth devices and so on. |
| Feature | dual usb,digital display ,customized | Attached Connectors | Micro Mini USB |
| Capacity | 8400mAh | 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 5V/1.5A | Storage Temperature | (-20°C-50°C ) |
| Weight | 2195g | Over Voltage Protection | YES |
| Color | many colors, customized | Over Current Protection | YES |
| Dimension | 115*58*10 mm | Short Circuit Protection | YES |
| Cell Type | Li-ion | 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 18650 | 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 | |||
| Gold Supplier & Assessed Company Relationship: | Self-owned |
| Company Address | No. 18, Wanghai Road, Dajiahe Industrial Zone, Ninghai , Ningbo City, Zhejiang Province, China |
| Gold Supplier Company Name | Ningbo Keqiang Battery Co.,ltd |
| Contact Person | kobe chen |
| Contact Number | +574 65151116 + 13165939787 |
| Does the company has a voild business licenses | yes ,Business Lience Number :330226000048537 |
| Year Established | 05/Oct/1995 |
| Registered Capacital | RMB10,000,000.00 |
| Corporate Representative | Mr Hu Manhua |
| Total Building Size | 13,020 m2 |
| Number of bulidings | 5 |
| Office size | 1,000m2 |
| Total Revenue | usd19,130,000 |
| Total export Revenue | usd10,300,200 |
| Production Line Capacity | usd2,000,000/month |
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 | ||
| Testing Machinery: | ||||
| Machine Name | Brand & Model No. | Quantity | Number of Year(s) Used | Condition |
| Capacity Testing Computer | ASUS | 16 | 3 | Acceptable |
| LCR Bridge Meter | REK & RK2811C | 2 | 2 | Acceptable |
| Composition Inspection System | NEWAR & BFGS-8512 | 3 | 2 | Acceptable |
| DC Power Supply | LONGWEI TPR-3010D | 3 | 2 | Acceptable |
Any questions ,fell free to call :+86 13165939787 contact person :kobe chen skype:powerbank1990 wechat:13165939787
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