| Payment Terms | T/T, D/P, D/A, L/C | 
| Supply Ability | 5000PCS /Day | 
| Delivery Time | 30-45 work days | 
| Packaging Details | Customer requirements | 
| Battery Type | 3C Battery Li-ion Polymer Battery | 
| Voltage | 3.85Vdc | 
| Capacity | 4760mAh | 
| Size | 70*60*8mm | 
| Battery Weight | 0.08kg | 
| lnternal | <180mΩ | 
| Life Cycle | 500 cyctes Capacty Retention ≥ 80% | 
| Guarantee | TBD | 
| Brand Name | FUNPACK | 
| Model Number | L28051 | 
| Certification | CE UL ROHS | 
| Place of Origin | CHINA,GuangDong | 
View Detail Information
Explore similar products
3.2AH 6.4V Deep Cycle Battery Power Tool Battery CE ROHS UN38.3
Bluetooth Headset Wearable Device Battery , Lithium Ion Rechargeable Battery 3
5000mAh 3.85V Li Ion Rechargeable Batteries 500 Times Cycle Life For Wearable
3.7 V PVC Lithium Ion Battery Pack 3000mAh 300 Cycles Customized Size
Product Specification
| Payment Terms | T/T, D/P, D/A, L/C | Supply Ability | 5000PCS /Day | 
| Delivery Time | 30-45 work days | Packaging Details | Customer requirements | 
| Battery Type | 3C Battery Li-ion Polymer Battery | Voltage | 3.85Vdc | 
| Capacity | 4760mAh | Size | 70*60*8mm | 
| Battery Weight | 0.08kg | lnternal | <180mΩ | 
| Life Cycle | 500 cyctes Capacty Retention ≥ 80% | Guarantee | TBD | 
| Brand Name | FUNPACK | Model Number | L28051 | 
| Certification | CE UL ROHS | Place of Origin | CHINA,GuangDong | 
| High Light | 4760mAh Ultra Thin Battery ,3.85V Ultra Thin Battery ,ODM Battery Ultra Thin | ||
3.85V 4760mAh Lithium ion Battery For Intelligent Wearable Device
Features:
Rechargeable batteries have built-in high quality PCB board,
thermal protectors and circuit breakers,
effectively avoiding the over-charge, and short circuit.
High Capacity with Small Size
Product Parameters:
| Item | Specification | 
| Battery Pack Type | 1S1P Embedded | 
| Cell Type | 1S1P | 
| Capacity | 4760mAh(min) | 
| Standard Current | 4500mA(0.2C) | 
| Maximum Charging Current | |
| Charge Voltage 4.4V@ 0℃ ~ 20℃, cut off 24mA Recharge trigger voltage: 4.2V | 4500mA (0.2C) | 
| Charge Voltage 4.4V@21℃ ~ 45℃, cut off 24mA Recharge trigger voltage: 4.2V | 1200mA (1.0C) | 
| Charge Voltage 4.3V@46℃ ~ 55℃, cut off 24mA | 600mA (0.5C) | 
| Pre-Charge Voltage 3.0V@ 0℃ ~ 55℃ | 240mA (0.2C) | 
| Maximum Discharging | |
| Discharge Current – @ -20℃ ~ 10℃ | 1200mA (1.0C) | 
| Discharge Current – @ 10℃ ~ 60℃ | 2400mA(2.0C) | 
| Nominal Voltage | 3.85V | 
| Suggestive Discharge Cut off Voltage | |
| Discharge End of Voltage for Device set up | 3.2V ~ 3.4V | 
| End of Voltage (Discharge SOC = 0%) | 3.0V | 
| Cycle life | After 500 cycles (Under 23±2 ℃) | 
| Operating Temperature and Humidity Range  | 
			Charge: 0 ~ 60℃ Humidity: Less than 85% RH | 
| Discharge: -20 ~ 60℃ Humidity: Less than 85% RH | |
| Storage Temperature and Humidity Range | |
| When stored within 1 Month (3.7V ~ 3.9V) | -20~ +60℃ | 
| When stored within 3 Month (3.7V ~ 3.9V) | -20~ +30℃ | 
| When stored within 12 Month (3.7V ~ 3.9V) | -20~ +25℃ | 
| Impedance | < 150mΩ | 
| Shipment Voltage | 3.75V ~ 4.0V | 
| NTC | NTC 100K, Bv:4250K | 
PCM:
| Item | Specification | Parameter | Unit | 
| Operating Temperature | 25 | ℃ | |
| Over Charge Voltage Protect | Detect Voltage | 4.475±0.02 | V | 
| Delay Time | 0.7~1.3 | Sec | |
| Release | 4.475±0.02 | V | |
| 2nd Over Charge Voltage Protect | Detect Voltage | 4.55±0.02 | V | 
| Delay Time | 0.55~2.0 | Sec | |
| Release | 4.35±0.05 | V | |
| Over Discharge Voltage Protect | Detect Voltage | 2.8±0.035 | V | 
| Delay Time | 14~26 | mSec | |
| Release | 3.0±0.035 | ---- | |
| 2nd Over Discharge Voltage Protect | Detect Voltage | 2.5±0.05 | V | 
| Delay Time | 32~128 | mSec | |
| Release | 2.9±0.05 | ---- | |
| Over Charge Current Protect | Detect Current | 2.125~2.875 | A | 
| Delay Time | 11~21 | mSec | |
| Release | Disconnect Charger | --- | |
| 2nd Over Charge Current Protect | Detect Current | 1.96~3.15 | A | 
| Delay Time | 8.8~32 | mSec | |
| Release | Disconnect Charger | --- | |
| Over Discharge Current Protect | Detect Current | 2.8~3.8 | A | 
| Delay Time | 8~16 | mSec | |
| Release | Remove R-Load or Connect Charger | --- | |
| 2nd Over Discharge Current Protect | Detect Current | 2.5~3.8 | A | 
| Delay Time | 8~16 | mSec | |
| Release | Remove R-Load or Connect Charger | --- | |
| Short Circuit | Detect Current | External Short | A | 
| Delay Time | 175~400 | μSec | |
| Release | Remove R-Load or Connect Charger | --- | |
| 2nd Short Circuit | Detect Current | External Short | A | 
| Delay Time | 196~364 | μSec | |
| Release | Remove R-Load or Connect Charger | --- | |
| Power Consumption | |||
| Operating Mode | 12.0 (max) | μA | |
| Power Down Mode | 0.5(max) | 
			 μA 
  | 
		
Main Applications :
Target market :P-DVD, mobile digital products, MID tablet PC, motion camera, security products, medical equipment, etc .
FAQ:
Q1: Are you factory?
A: Yes, we are professional manufacturer for polymer batteries since 2017
Q2: What is MOQ for this product in your company?
A: 1000pcs.
Q3: When you ship my order?
A: Normally 35-45days after payment confirmed, but it can be negotiated based on order qty and production schedule.
Q4: Can I get the pre-production sample?
A: Yes, we will send you sample for approval first, after you confirm, then we will start mass production order.
Q5: Can battery size customized available?
A: Yes, Please send up the capacity and max battery size, so that we can search our model for you.
Q6: How about the quality grantee period?
A: One Year.
Q7: How can you guarantee the production quality?
A: We have more than 5 years experience of polymer battery production. Our production quality follow strict control program. We have 3 times inspection for finished product before package. All of our batteries are 100% tested and installed before shipment.
Company Details
Business Type:
Manufacturer 
Year Established:
2017 
Total Annual:
10000000-30000000
Employee Number:
100~300 
Ecer Certification:
Verified Supplier 
Dongguan Funpack Elec Co., Ltd. Is A National High-tech Enterprise Integrating Research,design, Production And Related Technical Services Of Lithium-ion Batteries From start, we have only focused on battery packs. Until today, we still provide reliable and safe customized solutions and ... Dongguan Funpack Elec Co., Ltd. Is A National High-tech Enterprise Integrating Research,design, Production And Related Technical Services Of Lithium-ion Batteries From start, we have only focused on battery packs. Until today, we still provide reliable and safe customized solutions and ...
Get in touch with us
Leave a Message, we will call you back quickly!