Specifications
7.4v 3850mah li polymer batteryVoltage: 7.4V
Capacity:3850mAh
Certification: CE, UL,UN38.3,MSDS
Delivery date: 7-25day
rechargeable 7.4v lipo battery/lithium polymer battery7.4v 3850mah li-ion polymer battery 7.4v power supply 7.4v 3850mah battery
Sunbang-Power Battery Specification:
| Nominal voltage | 7.4V/ Customized |
| Nominal capacity | 3850mAh/ Customized |
| Size | Thickness × Width × Length (mm) |
| 5.9±0.1×45.0±0.5×131±0.5 (with PCM) | |
| Main characteristics | High energy density,good capacity,light and thin,safe and reliable(with PCM) ,long circle life,no memory,environmental,stable performance,reasonable low price,capacity and size could be customerized. |
| Max charge current | 1C |
| Charging method | charge with constant current 1C to 4.2V,then charge with constant voltage 4.2V till charge current less than 0.01C |
| Max discharge current | 1C |
| Discharge cut-off voltage | 3.0 V, the over-discharge detection voltage of PCM |
| Operating environment | Charging, 0°C ~ 45°C ; 65±20%RH |
| Discharging, -20°C~60°C ; 65±20%RH | |
| Storage environment | -20°C~45° |
| 65±20%RH | |
| storage for a long time(>3 months) and the storage condition shall be:<35°C;65±20%RH;3.7~3.9V | |
| CycleLife (80% Prime Capacity) : | >500times |
| Charging Attention | Charging current and charging voltage should be less than specified in the Product Specification. |
| The charger shall be designed to comply with Specification. | |
| It is dangerous that charging with higher current or voltage than Product Specification may cause damage to the cell electrical,mechanical safety performance. |
Sunbang-Power Battery Safety Test:
| Short Circuit Safety Test | No fire, No explosion |
| Overcharge Safety Test | |
| Crush Safety Test | |
| Needling Safety Test | |
| Extrusion Safety Test | |
| 130°C High Temperature Safety Test |
Sunbang-Power Battery Application
1. GPS, MP3, MP4, PDA, PMC, PMP, PSP;
2. Lights, model aircraft, miner's lamp, safety helmets, safety headlights;
3. Bluetooth headsets, e-books, mobile DVD, mobile TV, mobile scales, handheld computer, positioning devices;
4. Wireless meter reading, wireless ordering, wireless data transmitter
Sunbang-Power Battery Picture:
Sunbang-Power Company Operation:
Sunbang-Power Certification:
Sunbang-Power Service And Shipment:
Sunbang-Power Battery Advantage:
1.High energy density
2.High working voltage for single battery cells.
3.Pollution-free
4.Long cycle life
5.No memory effect
6.Capacity,resistance,Voltage,platform time consistency is good.
7.With short-circuit production function.safe and reliable.
8.Factory price&High quality
9.Good consistency.low self discharge.
10.Light weight,small size
Why Chosse Sunbang-Power:
1. Rich Experience: Professional Manufacturer in lithium-ion battery for many years
2. Low MOQ: It can meet your business very well.
3. OEM/ODM accepted: Please send us your requirements
4. Good Service: We treat clients as friend with quickly action & respond
5. High quality:100% tested in production, mass production are start after your confirmation received.
6. Fast & Safe Delivery: We are in Shenzhen, with convenient transportation