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Functions reliably even at -40℃, ideal for harsh environments.
A stable 3.7 V output ensures consistent power delivery for various electronics.
Extended cycle life maximizes usage, ensuring cost efficiency.
Built-in protections against overcharging, over-discharging, and short circuits for secure performance.
Tailored for diverse device needs with customizable capacities and sizes.
Li-ion Battery Series Table Display
| Battery Name | Lithium Polymer Battery |
| Certification | UN38.3 / IEC62133 / KC / CB / UL1642 / UL2054 / BIS / WERCS / PSE / CE / ROHS /CCC |
| Nominal Voltage | 3.7V |
| Model | Customized as needed |
| Advantage | 5C fast charging technology features, 10 minutes charging more than 80%. |
| High cycle life technology features, battery life is 3 times that of the industry | |
| Semi-solid-state lithium battery technology features, the cycle life is increased by 30%-50% compared with ordinary liquid<br>batteries, and the battery capacity is increased by 20% | |
| High and low temperature lithium battery technology characteristics, ultra-low temperature 0.2C discharge battery capacity retention rate of more than 70%. | |
| Graphene lithium battery technology features, internal resistance reduced by 30%, cycle doubled, and rate increased by 20% | |
| High energy density technology | |
| OEM/ODM | Thickness range from 2mm to 14mm |
| Capacity range from 50mAh to 10000mAh+ | |
| Mini Lipo Battery High Temperature Battery,LiPo Battery Pack,Uitra Thin LiPoBattery,Smallest LiPo Battery | |
| Cycle life | 500 Times |
| Warranty | 12 Months |
| Appllcatlons | Office Series |
| Intelligent robot series products | |
| Personal care and beauty products | |
| Smart home series products | |
| Learning and education products | |
| Pet series products | |
| IoT GPS series products | |
| Security products | |
| Wearable products | |
| Health care series products | |
| Tablet PC series products | |
| Model airplane series products |
Lithium Polymer Battery for Smart Temperature Control Water Bottles
Our batteries for smart temperature control water bottles feature high energy density and low power consumption, supporting continuous temperature display and long-lasting battery life. They adopt a compact design to fit seamlessly into slim bottle structures, delivering stable performance for daily hydration tracking. Besides, they ensure reliable operation even with frequent use, keeping your water temperature visible at all times
Lithium Polymer Battery for Automatic Pet Feeders
Our batteries for automatic pet feeders feature long cycle life and low self-discharge rate, supporting scheduled feeding and continuous operation even during power outages. They adopt a stable power output design to ensure consistent feeder performance, delivering reliable power for pet care while you’re away. Besides, they maintain long endurance to keep your pets fed on time, with no interruptions to their daily routines.
Lithium Polymer Battery for Kids’ Dictionary Scanning Pens
Our batteries for kids’ dictionary scanning pens feature high energy density and quick charging capability, supporting long study sessions with continuous scanning and translation functions. They adopt low-power consumption design to ensure all-day use between charges, delivering stable performance for language learning and homework help. Besides, they provide safe and reliable power for frequent use, keeping kids’ learning tools ready whenever needed.
Lithium Polymer Battery for Neck & Shoulder Massagers
Our batteries for neck and shoulder massagers feature high energy density and long cycle life, supporting extended massage sessions with multiple intensity levels. They adopt a compact, lightweight design for easy portability, delivering stable power for relaxing massages at home, in the office, or while traveling. Besides, they ensure consistent performance with frequent use, keeping your massage device ready to relieve stress anytime.
Lithium Polymer Battery for Home Blood Pressure Monitors
Our batteries for home blood pressure monitors feature stable voltage output and long cycle life, ensuring accurate and consistent readings for daily health monitoring. They adopt low-power consumption design for extended use between charges, delivering reliable performance for at-home blood pressure tracking. Besides, they maintain consistent operation even with frequent use, supporting uninterrupted health management for the whole family.
This 3.7V lithium-ion battery (602040, 400mAh) is a compact rechargeable cell for portable electronic devices.
Compact size, high energy density and stable power output. Widely used in smart wearables, Bluetooth devices, miniature sensors and other low-power electronics. Rechargeable design is cost-effective and eco-friendly, supporting standard and customized production.
Nominal Voltage: 3.7VRated Capacity: 400mAhIt complies with mainstream lithium-ion charging standards and delivers steady discharge performance. Proper use maintains battery stability and prolongs service life.
Built-in multi-protection circuits prevent overcharge, over-discharge, over-current, short circuit and overheating. Use and store in a cool, dry and ventilated place, away from direct sunlight and moisture. Please follow product instructions strictly.
Avoid deep discharge during daily use and only use certified lithium-ion chargers. For long-term storage, keep the charge level at 40%-60%, and recharge every 3 to 6 months to prevent capacity loss.
Choose 602040-400mah lithium batteries from MingYu energy. Strict quality control and professional technical support ensure stable and reliable performance for your products.
