TCBEST 2x 18650 Li-ion Rechargeable Battery 2000mAh with USB-C Charging Port and Storage Box

Upgrade your power solutions with the TCBEST 2x 18650 Li-ion Rechargeable Battery set. Each battery features a built-in USB-C port for convenient charging without a separate charger. With a capacity of 2000mAh per cell and a nominal voltage of 3.7V, these batteries are ideal for high-drain devices such as flashlights, power banks, and DIY electronics. The set includes a durable storage box for safe transport and organization.

Advantages

Integrated USB-C charging eliminates the need for a dedicated charger, offering universal compatibility with modern USB-C cables. The lithium-ion chemistry provides a high energy density and a long cycle life of up to 500-1000 cycles. Built-in protection circuits safeguard against overcharge, over-discharge, and short circuits, ensuring safe operation.

Suitable for

• High-drain flashlights and headlamps
• Portable power banks
• DIY electronics and hobby projects
• Replacement batteries for various 18650-powered devices

Key specifications

• Battery Type: Lithium-ion (Li-ion)
• Size: 18650
• Quantity: 2 batteries
• Nominal Voltage: 3.7V
• Capacity: 2000mAh per battery
• Energy: 7.4Wh per battery
• Charging Port: Integrated USB-C (Type-C)
• Input Charging Voltage: DC 5V
• Protection: Overcharge, Over-discharge, Short-circuit
• Cycle Life: Up to 500-1000 cycles
• Included Accessories: 1x Storage Box
• Chemistry: LiCoO2
• Operating Temperature (Charge): 0°C to 45°C
• Operating Temperature (Discharge): -20°C to 60°C
• Self-Discharge Rate: <5% per month
• Certifications: CE, RoHS
• Dimensions (per battery): 18.5mm (Diameter) x 68mm (Length)
• Weight (per battery): Approx. 48g

Recommendations

For optimal performance and safety, use a quality USB-C cable and power adapter rated at 5V. Do not short-circuit or expose to extreme temperatures. Store in the provided box when not in use.