ElectroCN 502030 Polymer Lithium Battery: 200 mAh capacity
Available Options

200 mAh
Joom
$6.95
Out of stock
Ever had your smartwatch or Bluetooth earbuds die on you at the worst possible moment? Not with this polymer lithium battery—it's like the little engine that could, packing a 200 mAh punch in a 502030-sized package that slips into your gadgets like they were made for each other. (Spoiler: they kinda were.)
Why you'll love it:
- It's got the stamina of a marathon runner, thanks to that high energy density.
- Light as a feather, tough as nails—yep, that's the polymer magic at work.
- Whether you're in the Sahara or the Arctic, this battery keeps its cool (or warmth, depending).
- For smart wearable devices
- Compatible with Bluetooth headsets
- Compact 502030 size
- 200 mAh capacity
General specs
- Brand: ElectroCN
- Model: 502030
- Seller: Joom
- Capacity: 200 mAh
- Size: 502030
- Compatibility: Smart wearable devices, Bluetooth headsets
- Type: Polymer Lithium
- First listed by seller: 6/21/25
If you are interested in more details, you can find full information on the seller's page.
View on seller's site
#publicidad
$6.95
Last price update: 7/19/25
Out of stock
Shipping options
Delivery to
United States
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Comparison with similar products
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![]() Synergy Digital AK117599 Ultra High Capacity Battery
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Brand | ElectroCN | Quhgahfa | Bunny House | CLOUD Phone Acc | PALO | Synergy Digital |
Model | 502030 | AK117599 | ||||
Color | ||||||
Rating |
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Price | $6.95 | $4.71 | $5.25 | $9.44 | $41.05 | $12.48 |
Seller | Joom | Joom | Joom | Joom | Joom | Amazon |
Update | July 18, 2025 | August 20, 2025 | August 20, 2025 | August 18, 2025 | August 8, 2025 | June 27, 2025 |
Capacity | 200 mAh | 380 mAh | 3000 mAh | |||
Compatibility | Smart wearable devices, Bluetooth headsets | Smartwatches, Bluetooth headsets | Smartwatches, Bluetooth headsets | A1, DZ09, RYX-NX9, KSW-S6 | ||
Voltage | 3.7V | 3.7V | 1.2V |
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