
OiD663745-800 3.7V 800mAh 0.5C Discharge 200 Cycles Explosion Proof Lithium Battery
Product Name:
OiD663745-800 Explosion Proof Lithium Polymer Battery
Advantages:
- High capacity and long cycle life
- Explosion-proof design for enhanced safety
- Reliable performance in various temperature conditions
- RoHS compliant and environmentally friendly
- Lightweight and compact design
Specifications:
| Parameter | Value |
| Model | OiD663745-800 |
| Nominal Voltage | 3.7V |
| Minimum Capacity | 800mAh (0.2C discharge) |
| Typical Capacity | 820mAh (0.2C discharge) |
| Charging Cut-off Voltage | 4.2V |
| Discharge Cut-off Voltage | 3.0V |
| Max. Constant Charge Current | 400mA (0.5C) |
| Max. Continuous Discharge Current | 400mA (0.5C) |
| Weight | Approx. 22g |
| Storage Voltage | 3.70-4.00V |
| Environmental Compliance | RoHS compliant |
Cycle Life:
| Condition | Cycle Life |
| Charge/Discharge Cycles | 200 cycles at 0.2C charge/discharge at 23±2℃ |
| Capacity Retention | ≥70% after 200 cycles |
Discharge Curve:

Operating Temperature Range:
| Condition | Temperature Range |
| Charging | 5°C to 45°C (0.2C at 5-15°C, 0.5C at 15-45°C) |
| Discharging | -10°C to 45°C (0.2C at -10-15°C, 0.5C at 15-45°C) |
| Storage | -10°C to 45°C (1 month), -10°C to 35°C (6 months) |
Certifications:
- Complies with GB 3836 series (China), IEC 60079 series (International), and ATEX Directive (EU).
- RoHS compliant.
Key Features:
- Explosion-proof design for enhanced safety
- High discharge rate up to 0.5C
- Built-in protection against overcharge, over-discharge, and short circuits
- Low self-discharge rate
- Lightweight and compact design
Applications:
- Portable electronic devices
- Medical devices
- IoT devices
- Wearable technology
- Backup power systems

Usage Warnings & Precautions:
- Do not short-circuit the battery terminals.
- Avoid exposing the battery to high temperatures or direct sunlight.
- Use only the recommended charger for charging.
- Do not disassemble or modify the battery.
- In case of leakage, swelling, or overheating, stop using the battery immediately and dispose of it properly.
Storage Guidelines:
- Store the battery at 20±5°C for optimal performance.
- If storing for more than 3 months, charge the battery to 60% capacity every 3 months.
- Avoid storing the battery in humid or high-temperature environments.
Warranty & Disclaimer:
- 12-month warranty from the date of shipment.
- The warranty does not cover damage caused by improper use, mishandling, or unauthorized modifications.
- The manufacturer is not responsible for any accidents caused by failure to follow the specifications and precautions.