Golisi L50 21700 Battery 5000mAh

Golisi L50 21700 Battery – Professional Power Source

Advanced lithium-ion battery (Li-Ion) by Golisi, model L50 21700, offers an impressive 5000 mAh capacity and exceptional performance parameters. Designed for professionals and demanding users, it provides maximum continuous discharge current of 35A and pulse discharge of 50A, perfectly suiting advanced electronic mods, specialized flashlights, and devices with increased energy requirements.

Key advantages include reliability, minimal self-discharge, and high resistance to intense loads, making it an indispensable component in professional applications.

Technical Specifications:

• Model: L50 21700

• Dimensions: 21.2 × 70.5 mm

• Weight: 69 g

• Capacity: 5000 mAh

• Nominal Voltage: 3.7 V

• Max Continuous Discharge Current: 35A

• Max Pulse Discharge Current: 50A

• Cell Type: Li-Ion

• Positive Pole: Flat Top

Usage Recommendations:

• Before first use, fully charge the battery to 4.2 V.

• Avoid discharging below 2.5 V under load or 3 V without load.

• Do not exceed charging voltage of 4.3 V.

• Always charge under supervision.

• Use professional chargers dedicated to Li-Ion cells.

• Protect from extreme environmental conditions.

Precautions:
Li-Ion cells require special attention during operation. Each cell must have PCM protection.
❌ Avoid short circuits between poles.
❌ Always follow correct connection.
❌ Prevent overcharging and over-discharging.
❌ Protect from fire, water, and high temperature.
❌ Do not deform, solder, or disassemble the cell.
❌ Store in dedicated protective case, in a cool, dry place, away from children.
Dispose of used batteries through professional recycling.