2 × 3.7V Li-ion Battery with Holder
₹119.00
- Full Name: 2 × 18650 3.7V Li-ion Batteries with 2-Slot Battery Holder
- Includes two rechargeable 18650 Li-ion batteries
- Durable 2-cell battery holder
- High energy density
- Low self-discharge rate
- Lightweight and portable
- Easy battery installation and replacement
- Suitable for custom battery pack projects
The 2 × 3.7V Li-ion Battery with Holder Kit includes two rechargeable 18650 lithium-ion batteries and a 2-slot battery holder designed for building compact battery packs for portable electronic devices. It is ideal for Arduino, ESP32, robotics, LED lighting, DIY electronics, battery-powered projects, portable speakers, and power backup systems.
Features
- Full Name: 2 × 18650 3.7V Li-ion Batteries with 2-Slot Battery Holder
- Includes two rechargeable 18650 Li-ion batteries
- Durable 2-cell battery holder
- High energy density
- Low self-discharge rate
- Lightweight and portable
- Easy battery installation and replacement
- Suitable for custom battery pack projects
Specifications
| Specification | Value |
|---|---|
| Product Type | Battery & Holder Kit |
| Battery Type | Rechargeable Lithium-Ion (Li-ion) |
| Battery Size | 18650 |
| Number of Batteries | 2 |
| Nominal Voltage (Each Battery) | 3.7V |
| Full Charge Voltage (Each Battery) | 4.2V |
| Battery Capacity | Model Dependent |
| Holder Type | 2 × 18650 Battery Holder |
| Connection Type | Wire Leads |
| Holder Material | ABS Plastic |
| Battery Chemistry | Lithium-Ion |
Battery Holder Configuration
| Terminal | Description |
|---|---|
| Red Wire | Battery Positive (+) |
| Black Wire | Battery Negative (−) |
Note: Depending on the holder design, the batteries may be connected in series (7.4V nominal / 8.4V fully charged) or parallel (3.7V nominal / 4.2V fully charged). Verify the holder’s output voltage before connecting it to your circuit.
Applications
- Arduino projects
- ESP32 and Raspberry Pi projects
- Robotics
- DIY battery packs
- Portable speakers
- LED lighting
- Emergency backup systems
- Solar-powered projects
- Educational electronics
Advantages
- Ready-to-use battery kit
- Easy battery replacement
- High energy storage capacity
- Durable battery holder
- Rechargeable and reusable
- Reliable performance
- Cost-effective power solution
Size
| Specification | Value |
|---|---|
| Battery Size | 18 × 65 mm (Each) |
| Holder Dimensions | Approx. 78 × 40 × 20 mm |
| Weight | Approx. 120 g (Complete Kit) |
Package Includes
- 2 × 18650 3.7V Li-ion Rechargeable Batteries
- 1 × 2-Slot 18650 Battery Holder
Note: Use only batteries of the same type, capacity, and charge level together in the holder. Charge the batteries using a compatible Li-ion charger or Battery Management System (BMS). Never short-circuit, overcharge, reverse the battery polarity, or use damaged batteries. For battery packs connected in series, always use a suitable 2S BMS to ensure safe charging and discharging.
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