HZ581013 3.7V 50mAh Small Rechargeable Li Polymer Battery for Earphones
| Item | Details |
|---|---|
| Model | HZ581013 |
| Battery Type | Li-polymer battery |
| Nominal Voltage | 3.7V |
| Capacity | 50mAh |
| Cell Dimension | 5.8 × 10 × 13mm |
| Standard Discharge Current | 0.2C |
| Max Continuous Discharge Current | 1.0C |
| Charge Voltage | 4.2V |
| Discharge Cut-off Voltage | 2.75V |
| Warranty | 12 months |
| Certification | ISO9001 |
| Custom Service | OEM & ODM Acceptable |
| Optional PCB Protection | Over-charge, over-discharge, short-circuit, over-temperature protection |
| Wires & Connector | Optional |
This compact li polymer battery delivers steady power for tiny electronics. As a reliable 3.7V wearable device battery, it fits earbuds and mini gadgets perfectly, with stable output and optional safety PCB protection.
- Compact Size for Mini Equipment: Small 5.8 × 10 × 13mm footprint fits tightly inside slim earphones and compact wearables. You save valuable internal space for your product design.
- Built-In Multi-Safety Protection (Optional PCB): The optional protection board guards against over-charge, over-discharge, short-circuit and overheat. It lowers product failure risk for your end users.
- Flexible OEM & ODM Support: Custom wires, connectors and PCBA options are available. We adjust this lithium ion battery cell to match your device assembly requirements.
- Fast Lead Time With Factory Stock: In-stock orders ship within 5 working days. Out-of-stock orders take 20-25 working days, helping you manage inventory smoothly.
- Free Sample Support for Verification: Test this 3.7V wearable device battery before bulk purchase. Samples help you confirm size, performance and compatibility ahead of mass production.
- 12-Month Reliable Warranty: We stand behind our li polymer battery. Covered quality issues get proper support within the warranty window to reduce your after-sale burden.
This li polymer battery works well for many compact consumer electronics across daily use, travel and home scenarios. Suitable devices include dash cameras, GPS trackers, smart home gadgets, massagers, digital cameras, sprayers, water flossers, smart bands, blackhead removers, remote controllers, smart watches, electronic toy guns, electric air pumps, smart trash cans, small Bluetooth speakers, fingerprint locks, smart speakers, electric hair trimmers, dog trainers, pest repellers, camping lights, robot vacuums, electric toothbrushes, pet water fountains, electric shavers, handheld mini fans and other compact intelligent electronics.
A1: It suits Bluetooth earphones and other small low-current portable electronics listed in our application section. Always check dimension and voltage before installation.
A2: Yes, we support free samples for you to test performance and dimension before bulk orders.
A3: Yes, we accept OEM & ODM. Custom wires, connectors and PCB protection can be arranged based on your drawings.
A4: Charge at 0~+40°C; discharge works from -20~+60°C for stable outdoor and indoor use.
A5: Stock items ship in 5 working days. Non-stock customized orders need roughly 20-25 working days.
A6: PCB protection is optional. Please tell us if you need over-charge and short-circuit protection for your project.
A7: This li polymer battery carries a 12-month warranty against factory quality defects.
We provide a 12-month warranty for this li polymer battery. Defective items caused by manufacturing issues qualify for proper after-sale support. Our engineering team supports pre-order technical checks for your 3.7V wearable device battery integration. We maintain clear order updates and responsive business support for bulk buyers. All cells follow ISO9001 quality control standards to keep consistent performance for your finished products.
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