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cvt***
Nominal Voltage:3.6V;Nominal Capacity:2500mAh;Battery Type:cylindrical;
$36.05
23 days ago
djr***
Nominal Voltage:3.6V;Nominal Capacity:4000mAh;Battery Type:cylindrical;
$71.25
48 days ago
agq***
Nominal Voltage:3.6V;Nominal Capacity:2600mAh;Battery Type:cylindrical;
$83.20
23 hours ago
ruw***
Nominal Voltage:3.6V;Nominal Capacity:2900mAh;Battery Type:cylindrical;
$82.08
33 days ago
xwd***
Nominal Voltage:3.6V;Nominal Capacity:3300mAh;Battery Type:cylindrical;
$55.58
21 days ago
dgv***
Nominal Voltage:3.6V;Nominal Capacity:3500mAh;Battery Type:cylindrical;
$68.4
42 days ago
ufm***
Nominal Voltage:3.6V;Nominal Capacity:3800mAh;Battery Type:cylindrical;
$53.88
11 days ago
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Customer Reviews

3.6V 18650 Lithium Battery 2500mAh 2600mAh 2900mAh 3300mAh 3500mAh 3800mAh 4000mAh 3.6V 21700 Lifepo4 Cylinder Battery
$2.01$3.6-44.17%
Nominal Voltage:
3.6V
Nominal Capacity:
3500mAh
2600mAh
3300mAh
4000mAh
3800mAh
2500mAh
2900mAh
Battery Type:
cylindrical
Quantity:
Add to Cart
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Features
High-Capacity 18650 & 21700 Lithium Batteries – Reliable Power for Demanding Applications
Premium 3.6V lithium-ion batteries with multiple capacity options (2500mAh to 4000mAh) for extended runtime. Ideal for flashlights, power tools, medical devices, and backup power systems. Engineered with high-density LiFePO4 cells for superior energy efficiency and long cycle life. Built-in safety features prevent overcharging and overheating. Ultra-durable steel casing ensures shock resistance and stable performance in extreme conditions. Compatible with most standard 18650/21700 battery compartments. Stock up in bulk for unbeatable wholesale pricing—perfect for resellers, OEMs, and industrial users. Globally sourced, rigorously tested, and ready to ship.
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