Details
Place of Origin: Guangdong, China
Brand Name: BZ
Model Number: 301120
Type: Li-polymer
Nominal Voltage: 3.7V
Size: 3*11*22mm
Nominal Capacity: 40mAh
Product name: BZ 301120
Warranty: 1 Year
Weight: 1g
Cycle life: 500 Times
Capacity: 40mAh
Application: Battery for Bluetooth Headphone
Certificate: CE/RoHS/UN38.3/MSDS
Payment: Paypal.TT.Escrow.Western Union
Max charge current: 1C
Special Battery - BZ 301120 - 40mAh - 3.7V - Lithium Ion Polymer Battery
Product Parameters
| No. |
Item |
General Parameter |
Remark |
| 1 |
Rated Capacity |
Typical：40mAh Minimum：38mAh |
Standard discharge（0.2C C5A) after Standard charge |
| 2 |
Nominal Voltage |
3.7V |
Mean Operation Voltage |
| 3 |
Voltage at end of Discharge |
3.0V |
Discharge Cut-off Voltage |
| 4 |
Charging Voltage |
4.2±0.03V | |
| 5 |
Internal Impedance |
≤350mΩ |
Internal resistance measured at AC 1KHZ after 50% charge The measure must uses the new batteries that within one week after shipment and cycles no more than 5 times |
| 6 |
Standard charge |
Constant Current 0.2C5A Constant Voltage 4.2V 0.01 C5A cut-off |
Charge time : Approx 6h |
| 7 |
Standard discharge |
Constant current 0.2 C5A end voltage 3.0V |
|
| 8 |
Fast charge
|
Constant Current 0.5C5A Constant Voltage 4.2V 0.01 C5A cut-off |
Charge time : Approx 2.5h
|
| 9 |
Fast discharge |
Constant current 0.5C5A end voltage 3.0V |
|
| 10 |
Maximum Continuous Charge Current） |
1.0 C5A | |
| 11 |
Maximum Continuous Discharge Current |
1.0C5A | |
| 12 |
Operation Temperature Range |
Charge：0~45℃ Discharge：-20~60℃ |
60±25%R.H. Bare Cell |
| 13 |
Storage Temperature Range |
Less than 1 year: -20~25℃ less than 3 months: -20~40℃ |
60±25%R.H. at the shipment stat |
| 14 |
Pack Dimension |
High: max22mm Width: max11mm |
Initial Dimension |
1. Q: Where can I get the price?
A:,We usually quote within 24 hours after we get your inquiry. If you are very urgent to get the price, please call us
or tell us in your email so that we'll regard your inquiry priority.
2. Q: Is OEM/ODM available?
A: Yes, it is. Please feel free to tell us your application and your basic battery requirements. Our R&D team will
provide a full solution to your with these factors taken into consideration: working temperature, dimension,
compound mode, power, capacity, peak current, PCM, fuse, motion control ICs, plug, etc.
3. Q: Can you provide samples?
A: Yes, we can. After discussion and designing with our sales and engineer, we encourage client to order samples
to test our battery quality first.
4. Q: What kind of certificates could you provide for the battery?
A: It’s customized design, no current certificate, but we could apply CE, UL, KC,UN38.3 and other related
certificates for you, but the certificates fee needs to be paid by you, if your quantity is big enough, certificates
fee could be refunded.
5. Q: Shipping terms:
1.Samples checking: sending by Express ( DHL / UPS / FEDEX/ TNT ,by air)
2.Bulk production:sending out by cargo shipping / airfreight /Express(DHL/UPS/FedEx/TNT),or we can accept
other shipping terms according to your requirements.
6. Q: Can we visit your factory?
A: we aresincerely welcome you to visit our factory. Once we have your schedule, we will arrange the
professional sales team to follow up your case.
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