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Li Ion Battery Pack
Created with Pixso. Hot Selling 12300 Lithium Polymer Cylindrical Battery 3.7V 310mAh 10C Discharge

Hot Selling 12300 Lithium Polymer Cylindrical Battery 3.7V 310mAh 10C Discharge

Brand Name: Vats Battery
Model Number: 10280
MOQ: 10 pcs
Price: $0.98~1.48
Delivery Time: 7 work days
Payment Terms: T/T
Detail Information
Place of Origin:
China
Certification:
KC, CE
Model:
HZ12300
Discharge Cut-off Voltage:
3.0V
Dimensions:
12x30mm
Capacity:
310mAh
Charging Voltage:
4.2V
Discharge Rate:
Standard & Max 10C
Supply Ability:
Ships in 7 Business Days (In-Stock) / 30 Business Days (Out-of-Stock)
Highlight:

3.7V 310mAh lithium polymer battery

,

10C discharge Lipo battery for flashlight

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cylindrical LiPo battery for toys

Product Description
Hot Selling 12300 Lithium Polymer Cylindrical Battery 3.7V 310mAh 10C Discharge Lipo Battery For Flashlight, Toys & Portable Digital Devices
Product Overview

Tired of weak, fast-draining small batteries that fail under high power draw? This 12300 lithium polymer cylindrical battery delivers steady 10C high-rate discharge with 310mAh stable capacity for flashlights, toys, and portable gadgets. Our reliable 3.7V lipo battery holds consistent power for daily portable devices, with customizable specifications to match your equipment needs.

Key Advantages
  • Stable 10C High Discharge Performance: Supports constant 10C discharge, delivering steady power for high-drain gear like bright flashlights without voltage drops.
  • 500-Cycle Long Service Life: Lasts up to 500 charge cycles, significantly reducing frequent battery replacement costs for daily portable equipment.
  • Customizable Size, Capacity & Connectors: We adjust dimensions, mAh rating, and offer JST/Molex connectors per your requirements to match GPS devices, beauty tools, and small medical equipment perfectly.
  • Full Global Safety Certifications: Passes IEC62133, UN38.3, MSDS and more, ensuring safe air and sea shipping worldwide.
  • Factory Direct Supply & Sample Support: Professional lithium battery manufacturer providing free sample testing, fast 3-7 day stock shipment, and bulk order production in 2-3 weeks.
Application Scenarios
  • Outdoor Daily Use: Compact handheld flashlights for night walking, camping, and hiking trips
  • Kids Entertainment: Small RC toys, portable game gadgets, and mini electric play equipment
  • Portable Electronics: Mini GPS trackers, small digital gadgets, and lightweight power banks
  • Personal Care: Compact beauty equipment like facial massage tools and mini skin care devices
  • Home & Medical: Portable small medical facilities, handheld household detection instruments
Technical Specifications
Item Details
Model Number 12300 Lithium Polymer Cylindrical Battery
Max Outer Dimension 12mm (Thickness) * 30mm (Length)
Nominal Capacity 310mAh, custom capacity available
Standard Voltage 3.7V
Full Charge Cutoff Voltage 4.2V
Discharge Rate Standard & Max 10C
Optional Connector JST / Molex, customizable on demand
Charge Cycle Lifespan Up to 500 full charge cycles
Certifications ISO9001, UL, CB, KC, PSE, IEC62133, UN38.3, MSDS
Production Lead Time 3-7 days for in-stock items; 2-3 weeks for bulk orders
Packaging Standard Industrial cartons compliant with international air & ocean shipping rules
Frequently Asked Questions

Can this 12300 lipo battery work with my handheld flashlight?
Yes, this 3.7V 310mAh lithium polymer cylindrical battery is designed as a standard power source for most small flashlights, and we can adjust connectors to fit your flashlight wiring.

Is custom size or capacity supported for bulk orders?
Absolutely. We customize dimension, mAh capacity and voltage for all lipo battery orders to match your digital products, GPS or beauty equipment.

What safety certificates come with this 10C discharge battery?
Our 12300 lithium polymer cylindrical battery holds full global certifications including UN38.3, IEC62133 and MSDS, safe for cross-border shipping without extra customs hurdles.

Can I order samples to test before bulk purchase?
Sample testing is fully supported. Reach out to our support team to arrange test samples of the 3.7V 310mAh lipo battery for your device compatibility check.

How long is the production lead time for large orders?
In-stock battery units ship within 3-7 working days. Custom bulk orders require 2 to 3 weeks of production time after deposit confirmation.

Is this battery suitable for kids' electric toys?
Yes, the stable 10C discharge and certified safe build make this 12300 lipo battery a reliable power option for most small portable toys.

Does the package meet international air shipping standards?
Our industrial carton packaging follows global air and sea transport regulations, so the lithium polymer cylindrical battery can be shipped worldwide smoothly.

What's the charge cycle lifespan of this 310mAh cell?
This 3.7V lipo battery maintains steady performance for up to 500 full charge cycles, far longer than low-cost generic small batteries.

Quality Assurance & Support

All our 12300 lithium polymer cylindrical batteries undergo strict factory quality inspection before shipment. Every unit carries full global safety certifications to eliminate hidden leakage or overheating risks.

We support sample testing for all buyers to verify compatibility with your flashlights, toys, and portable devices before bulk ordering. For stock items, we arrange fast dispatch within 3-7 days, with industry-standard shipping cartons that clear international logistics easily.

Our professional customer service team responds to all device matching, customization, and shipping questions within 24 hours. If you receive defective batteries caused by manufacturing flaws, we provide free replacement or full refund per our return policy. As direct battery manufacturers, we maintain stable stock and consistent quality for repeat bulk orders.

Ratings & Review

Overall Rating

5.0
Based on 50 reviews for this supplier

Rating Snapshot

The following is the distribution of all ratings
5 stars
100%
4 stars
0%
3 stars
0%
2 stars
0%
1 stars
0%

All Reviews

C
c*o
Australia May 4.2026
xxx
M
Mia Carter
United States Apr 7.2026
Absolutely blown away by these 152323 lithium polymer batteries! I run a tiny line of mini facial massage tools, and this 37mAh cell fits my device shell perfectly with zero modification. Super stable 3.7V output, no overheating during daily use, and the 500 charge cycles mean my customers don’t have to replace batteries constantly. I reached out to adjust the connector to Molex for my new model, their support team replied within hours and locked in custom specs for my bulk order. They’re the actual factory, no middleman markup—saved me so much cost compared to local US battery suppliers. Stock units shipped in 5 days, packaging was heavy-duty cartons that cleared US customs without any hold-ups. Already reordered twice, 10/10 recommend for compact portable gadgets!
M
Mark
United States Jan 7.2026
Really happy with this 14.8V 2000mAh 18650 battery pack! It fits my power tools perfectly and was easy to install right out of the box. Charging is fast and it holds power really well during daily use. The built-in PCB protection gives me extra peace of mind for safe operation. The output power is steady, no sudden drops while working. I’ve used it for hours straight on my drills and wrenches, and the performance stays consistent. For the price, the quality totally beats my expectations. Shipping was quick too. If you need a reliable replacement or spare battery for power tools, this one is absolutely worth buying. Great value overall!