Description
HONGLI ET7246 18650 Li-ion Rechargeable Battery – 3.7V 1200mAh
The HONGLI ET7246 18650 Lithium-Ion Battery is a rechargeable power source designed for compatible electronic devices, DIY electronics, robotics, and portable battery-powered applications. With a nominal voltage of 3.7V and a stated capacity of 1200mAh, it can be used in projects that require a rechargeable single-cell lithium-ion battery.
Its cylindrical 18650 format is commonly used in battery holders and suitable electronic equipment. Always check the device’s voltage, current requirements, battery dimensions, and protection requirements before use.
Key Features
- Rechargeable lithium-ion battery.
- Nominal voltage of 3.7V.
- Stated capacity of 1200mAh.
- 18650 cylindrical battery format.
- Suitable for compatible battery-powered electronics.
- Can be used with an appropriate 18650 battery holder.
- Model identification: HONGLI ET7246.
Technical Specifications
| Specification | Details |
|---|---|
| Brand | HONGLI |
| Model / Identifier | ET7246 |
| Battery Type | Lithium-ion rechargeable |
| Cell Format | 18650 |
| Nominal Voltage | 3.7V |
| Rated Capacity | 1200mAh (as specified) |
| Energy | Approximately 4.44Wh, based on stated voltage and capacity |
| Rechargeable | Yes |
| Chemistry | Lithium-ion |
| Applications | Compatible electronics, robotics, and DIY projects |
Applications
- Robotics and mobile electronics
- DIY electronic circuits
- Portable battery-powered devices
- LED and lighting projects designed for a single lithium-ion cell
- Electronics prototyping
- Compatible 18650 battery-powered equipment
Important Safety Notes
- Use a charger specifically designed for the battery’s lithium-ion chemistry and cell configuration.
- Do not short-circuit, puncture, crush, overheat, or reverse the battery polarity.
- Check whether the battery includes a built-in protection circuit; do not assume protection is present.
- Do not use a damaged, swollen, leaking, or unusually hot battery.
- The stated 1200mAh capacity is based on the supplied product information; verify the manufacturer’s rating if exact capacity is important.
- Confirm the battery’s dimensions and terminal style before ordering.







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