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Description: 1. Capacity: The Witty Fox 3.7V 4000mAh Li-Ion Battery provides a large capacity of 4000mAh, ensuring long runtime for various IoT devices and projects. 2. Voltage: Operating at a voltage of 3.7V, this battery is well-suited for most low-voltage IoT applications, delivering a steady power supply to your devices. 3. Size and Weight: With dimensions of approximately 145.6mm x 67.2mm x 8.6mm and a weight of around 140g, the battery offers a good balance between size and capacity for portable IoT projects. 4. Safe Charging: Equipped with built-in protection circuits, such as overcharge, overdischarge, short circuit, and temperature protection, this battery ensures safe charging and usage to prevent damage or harm to connected devices. 5. High Density: This Li-Ion battery offers a high energy density, enabling it to store a significant amount of charge in a compact size. 6. Long Cycle Life: With a long cycle life of over 300 charging cycles, the Witty Fox 3.7V 4000mAh Li-Ion Battery i
| Specification | Details |
|---|---|
| Nominal Voltage | 3.7V |
| Capacity | 4000mAh |
| Chemistry | Lithium-Ion (Li-ion) |
| Type | Rechargeable |
| Discharge Current | Up to 1C (4A) |
| Charge Current | Up to 2C (8A) |
| Cycle Life | Approximately 300-500 cycles |
| Operating Temperature | -20°C to 40°C |
| Storage Temperature | -30°C to 50°C |
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