Astrolux E2145 4500mAh 28A 3.7V 21700 Battery Unprotected ($12.99)

Great deal online: $12.99 – source: Banggood. End-of-discharge Voltage 3.00 V, Storage temperature -5℃~35℃, Storage Humidity ≤75% RH, Net weight 70±2g, Nominal voltage 3.7V, Max Discharging Current 28A, Typical Capacity 4500mAh, Weight Approx: 70±2g, Minimum capacity 4000-4500mAh, Size / Length 71±0.6mm, Item Astrolux® E2145 21700 Battery, Operating temperature “Charging: 0℃~45℃
Discharging: -20℃~60℃”, Size / Diameter 22±0.5mm.
Updated: 28-07-2025

Banggood

Warehouse in China.
Link: Astrolux E2145 4500mAh 28A 3.7V 21700 Battery Unprotected
Price: $12.99

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