INR18650-MJ1 3500mAh Li-ion Battery Cell
High-capacity cylindrical rechargeable lithium-ion cell designed for Bluetooth speakers, LED lights, and micro-mobility applications.
Basic Information
Model: INR18650-MJ1
Type: Cylindrical rechargeable lithium-ion cell
Terminal: Flat Top
Grade: Grade A
Dimensions: 18.5mm × 65.3mm
Place of Origin: China
Monthly Supply: 500,000 pcs
Certifications: UN38.3, CE, IEC62133, KC, BIS, MSDS, transport test reports
Technical Specifications
| Item |
Value |
| Nominal Voltage |
3.635V |
| Charging Cut-off |
4.20V |
| Discharging Cut-off |
2.50V |
| Typical Capacity |
3500mAh (12.7Wh) |
| Standard Charge |
1700mA |
| Max. Charge |
3400mA |
| Standard Discharge |
680mA |
| Max. Continuous Discharge |
10A |
| Charging Temp |
0°C ~ 45°C |
| Discharging Temp |
-20°C ~ 60°C |
| AC Impedance |
≤40mΩ |
| Weight |
Approx. 49g |
| Cycle Life |
≥80% capacity after 400 cycles |
Key Features
- High capacity for long runtime, ideal for daily and high-intensity use
- Stable 10A high-rate discharge for strong, consistent power output
- Low internal resistance, low heat, high efficiency
- Multi-safety protection: overcharge, over-discharge, short circuit, over-temperature
- Wide temperature adaptability for outdoor and industrial environments
- Standard 18650 size, high compatibility with packs and devices
- Reliable cycle life for long service life
Applications
Consumer Electronics:
Power banks, Bluetooth speakers, portable fans, LED lamps, radios, POS devices, emergency lights
Micro-Mobility (Light-duty only):
E-scooters, e-bikes, electric skateboards (low-power, long-range packs)
Portable Devices:
Flashlights, headlamps, camping gear, test instruments, small medical devices
OEM Battery Packs:
Custom low-power packs for electronics, backup power, and low-current equipment
Safety Warnings
- Li-ion cells involve risks; improper use may cause overheating, fire or explosion.
- Only for users with professional lithium-ion battery knowledge.
- Do not leave charging unattended; use dedicated chargers.
- Keep away from children and pets. Do not disassemble, puncture, crush or incinerate.
- Avoid short circuits with metal objects. Check insulation regularly.
- Do not mix old/new or different cells. No direct soldering or modification.
- All warnings must be passed to end users.