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ymf***
Nominal Voltage:3.7V;Nominal Capacity:680mAh;Battery Type:Pouch (Polymer);
$15.45
40 days ago
fdi***
Nominal Voltage:3.7V;Nominal Capacity:680mAh;Battery Type:Pouch (Polymer);
$9.27
36 days ago
mkt***
Nominal Voltage:3.7V;Nominal Capacity:680mAh;Battery Type:Pouch (Polymer);
$30.90
29 days ago
rrp***
Nominal Voltage:3.7V;Nominal Capacity:680mAh;Battery Type:Pouch (Polymer);
$40.17
12 days ago
mcr***
Nominal Voltage:3.7V;Nominal Capacity:680mAh;Battery Type:Pouch (Polymer);
$18.54
12 days ago
slr***
Nominal Voltage:3.7V;Nominal Capacity:680mAh;Battery Type:Pouch (Polymer);
$55.62
18 days ago
sfb***
Nominal Voltage:3.7V;Nominal Capacity:680mAh;Battery Type:Pouch (Polymer);
$27.81
32 days ago
ybs***
Nominal Voltage:3.7V;Nominal Capacity:680mAh;Battery Type:Pouch (Polymer);
$15.45
38 days ago
ysf***
Nominal Voltage:3.7V;Nominal Capacity:680mAh;Battery Type:Pouch (Polymer);
$49.44
19 days ago
cdy***
Nominal Voltage:3.7V;Nominal Capacity:680mAh;Battery Type:Pouch (Polymer);
$9.27
14 days ago
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Customer Reviews

3.7v Rechargeable Batteries 802040 Suitable for Electronic Products 082040 680mAH Lithium Ion Batteries
$2.16$3.09-30.1%
Nominal Voltage:
3.7V
Nominal Capacity:
680mAh
Battery Type:
Pouch (Polymer)
Quantity:
Add to Cart
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Features
High-Capacity 3.7V Rechargeable Lithium-Ion Battery
Premium 802040 lithium-ion cell with 680mAh capacity ensures long-lasting power for compact electronics. Precision-engineered with high-grade Li-ion materials for stable voltage output and minimal self-discharge.
Ultra-Slim & Lightweight Design
Measuring just 8.0×20×40mm, the sleek form factor fits space-sensitive devices like mini drones, Bluetooth headsets, and handheld medical gadgets.
Enhanced Safety & Durability
Features built-in PCB protection against overcharge, short-circuit, and overheating. Robust steel casing resists corrosion for extended cycle life (500+ charges).
Multi-Device Compatibility
Ideal for replacing OEM batteries in digital thermometers, laser pointers, LED flashlights, and IoT sensors. Pre-soldered tabs for easy DIY installation.
Bulk Order Advantage
Factory-direct pricing with volume discounts—supports wholesale procurement for resellers and OEMs. Complies with international shipping standards.
Global Stock Ready
Fast dispatch from worldwide warehouses. No MOQ restrictions—order 1 unit or 10,000+ with equal efficiency.
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