Upgrade your product's performance with the durable and efficient 802040 600mAh rechargeable battery for Voice Recorder and electrical toys. Formulated with top-grade Ternary material and LiCoO2, this flat prismatic Li-ion polymer cell is engineered for exceptional longevity, maintaining a proven 500-cycle lifespan at 80% capacity retention. Its wide application compatibility spans from over-ear Bluetooth headsets and consumer electronics to home appliances, smart educational devices, and complex electric power systems, making it this year's latest hot-selling energy choice for the portable electronics sector.
Operating across state-of-the-art production bases in Hunan and Guangdong provinces, Yideng ensures zero-defect quality by implementing individual testing for every single cell run. We warmly welcome specialized OEM and ODM inquiries to adapt rapidly to your technical requirements. Whether you need specialized custom tabs to streamline your automated toy assembly lines or customer-pointed connectors for smart wearables, our tech team can modify the protection and wiring configuration to suit your exact blueprints. Complete with a 12-month factory warranty and fully sorted export compliances, this direct wholesale battery solution offers the ultimate balance of cost-efficiency and field-tested safety.
High-performance lithium batteries require a perfect synergy of advanced materials and precision engineering. Yideng leverages proprietary, self-developed mass production methodologies for polymer pouch cells, optimized for fast charging and long cycle life. By controlling our key digital production steps and collaborating with top-tier raw material suppliers, we drive costs down while pushing safety up. This technical self-reliance allows us to offer global B2B clients cost-effective cell solutions that never sacrifice premium quality.
Nominal Voltage: 3.7V
Delivery Voltage: 3.85V ~ 4.05V
Nominal Capacity: 600mAh
Measurement: 8.1 × 20.1 × 40.5mm
| Item | Specification |
| Model | 802040 |
| Material | Li-ion Polymer Battery |
| Normal Capacity (0.2C) | 600mAh |
| Minimum Capacity (0.2C) | 600mAh |
| Energy | 2.22Wh |
| Normal Voltage | 3.7V |
| Delivery Voltage | 3.85V ~ 4.05V |
| Standard Charge Method | Charge at maximum current. When the battery or pack terminal voltage reaches the charging limit voltage, charge at constant voltage until the charging current is less than or equal to 0.02 C, then stop charging. |
| Discharge Program | The battery or the battery pack carries on the constant current discharge with the maximum discharge current to the discharge termination voltage. |
| Max Charging Current | 1C CC/CV → 0.02C cutoff |
| Max Discharging Current | 1C CC/CV → 3.0V cutoff |
| Over-Discharging Current | 2.3V |
| Operation Temperature Range |
Charging: 0°C ~ 50°C Discharging: -20°C ~ 60°C |
| Allowable Maximum Surface Temperature |
Charging: Tmax ≤ 50°C Discharging: Tmax ≤ 60°C |
| Storage T/H Range (time) |
-20°C ~ 60°C (Less than 1 month) -20°C ~ 45°C (Less than 3 months) -20°C ~ 25°C (Less than 1 year) |
| Cycle Life |
≥ 300 times (Thickness expansion rate ≤ 10%) ≥ 500 times (Thickness expansion rate ≤ 12%) |
Space-Efficient Footprint & High Density: Designed with an optimized slim-profile layout (8.1 × 20.1 × 40.5mm max), this 802040 cell maximizes energy density within a miniature footprint. It frees up critical PCB board space, making it the perfect ergonomic choice for sleek voice recorders and compact smart wearables.
Crash-Tolerant Safety Architecture: Engineered specifically for dynamic applications like electrical toys and portable electronics, the cell features a reinforced structural design that is highly crash-tolerant. It resists structural deformation and thermal runaway under heavy vibrations or accidental drops.
Eco-Conscious & Recyclable Materials: Aligned with global ESG and green manufacturing initiatives, this lithium polymer battery is constructed using premium, highly recyclable materials. It enables international brands to easily meet strict regulatory standards like RoHS and EU battery passports.
Long-Term Reliability & Operational Lifespan: Driven by superior LiCoO2 chemistry, the battery ensures rock-solid performance over time, retaining 80% of its initial 600mAh capacity after 500 complete cycles, eliminating premature field failures and minimizing warranty return rates.
Where 802040 600mAh rechargeable battery for Voice Recorder and electrical toys Empowers Innovation:
For Voice Recorders: Its continuous 600mAh energy density guarantees 12+ hours of uninterrupted audio logging for professional dictation devices.
For ANC Headphones: Delivers a clean, steady voltage output, ensuring noise-canceling circuits operate with zero static interference.
For Mobile Hotspots & GPS: Features a low self-discharge rate, keeping critical portable routers and navigators charged on standby for months.
For Electrical Toys: Built with a ruggedized, crash-tolerant structural design that withstands the high-impact play of children's electronics.
For Beauty & Aromatherapy Gear: Offers an ultra-thin footprint that perfectly matches the sleek, ergonomic contours of personal care instruments.
1. Standard export carton packaging or Custom-made Package
2. Mode of Transport:
(1) By express UPS/DHL/FEDEX/TNT (It takes 3-15 days to arrive)
(2) By air cargo (It takes about one week to arrive)
(3) By sea shipment (It takes about one month to arrive)
3. Delivery 4 – 25 working days after payment and packing confirmation.
Our company participates in many international exhibitions every year, including trade shows in Hong Kong, India, Japan, the United States, and more.
A1: We offer stable low-impedance lithium cells for all kinds of remote control toys.
A2: High-rate & low-rate discharge cells can be customized as required.
A3: Quotations are factory price; shipping cost is calculated separately.
A4: We ask for a 30% deposit before arranging production.
A5: We arrange priority production lines for time-sensitive urgent orders.
Address
Xin'an Village industrial Park, Yonglejiang Town, AnrenCounty, Chenzhou City, Hunan Province, China
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