| Customization: | Available |
|---|---|
| Separator Type: | PP |
| Negative Materials: | Natural Graphite |
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| Items | Specifications |
| batteries | 3.7v 250mAh lipo battery |
| Charge voltage | 4.2V |
| Nominal voltage | 3.7V |
| Nominal capacity | 250mAh 0.2C Discharge |
| Charge current | Standard Charging:0.5C Rapid charge: 1.0C |
| Standard Charging method | 0.5C CC(constant current)charge to 4.2V, then CV(constant voltage 4.2V)charge till charge current decline to ≤0.05C |
| Charging time | Standard Charging:2.75hours(Ref.) Rapid charge: 2hours(Ref.) |
| Max.charge current | 1.0C |
| Max.discharge current | 1.0C |
| Discharge cut-off voltage | 2.75V(0.2C) |
| perating temperature | ChCharging: 0 °C ~45 °C Discharging:0 °C ~45 °Carging: 0 °C ~45 °C |
| Discharging:Storage temperature0 °C ~45 °C | -10°C~ +45 °C |
| Dimension | Length: 50±2mm (not including tabs) Width: 20±0.5mm Thickness:10±0.2mm |
| Drop Test | The cell is to be dropped from a height of meter twice onto concrete ground. No fire, no leakage |
| cycle time | ≥300times |
Q1: Can I get free samples?
A1: Sure, but you will need to bear the cost of shipping.
Q2: If we place an order, what is the delivery time?
A2: It depends on inventory. Usually, for those in stock, we can ship within 3-7 business days. For products that are out of stock, let's confirm when you will place the formal order.
Q3: What are your payment and delivery terms?
A3: Payment method: wire transfer, 50% as a deposit, and the remaining balance to be paid in full before shipment. For small amounts, we also accept payment through PayPal.
Q4: Which company will be used for shipping? DHL? UPS or other?
A4: Usually, we ship batteries through DHL, UPS, and FedEx.
Q5: What does your package look like? Can I request a customized package?
A5: We have the current standard packaging of the factory, and the customized printed logo should meet the buyer's requirements. The additional cost will be borne by the buyer. Please contact us for details.
Q6: Are you a factory or a trading company?
A6: We are a professional battery manufacturer with our own factory and brand. We provide various OEM/ODM services to customers around the world.
Q7: Where is your company's main market?
A7: Our company focuses on high-quality batteries for the North American, European, Korean, and Japanese markets.
Q8: What are your advantages compared to other suppliers?
A8 a) High quality battery: Our battery capacity is sufficient Before shipment, we will inspect the product to ensure its quality is recognized by the customer. b) Better service: We always provide the services that our customers need. Timely answer customer questions. Provide customers with the best project solutions. We ship on time.
Q9: Can we visit your factory before placing an order?
A9: Of course, no problem. We are always welcome to visit the factory.
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