Safely Power up your tactical flashlight, compatible flipper board, or your Clockwork-pi uConsole / DevTerminal with a UN38.3 Tested Lithium Ion battery. These cells are designed for high performance and long-lasting reliability – With a 3500mAh capacity, this battery delivers consistent energy output, making it ideal for a wide range of high-drain electronics. Whether you’re upgrading your battery pack or seeking a dependable power source for your devices, the LG MJ1 18650 is a top-tier choice. Charge smarter with this premium lithium-ion battery!
Key Features:
✅ High Capacity: 3500mAh for extended usage and fewer recharges – one of the highest capacities on the market!
✅ Reliable Performance: Stable discharge rate with minimal voltage drop.
✅ Lithium-Ion Technology: Rechargeable and environmentally friendly.
✅ Versatile Applications: Suitable for DIY battery packs, e-bikes, power banks, and more.
✅ Authentic LG Cells: 100% Authentic Grade-A Brand New LG Energy Solutions Cells.
This 18650 battery is UL1642 and UN38.3 Safety Tested and approved for air transport. these batteries undergo extensive safety testing including undervoltage, over voltage, over temp, under temp, compression/crush testing, atmospheric testing and more to ensure their safety.
While all RL Batteries are UN38.8 Safety Tested – they can only be shipped domestically within the United States.
**These batteries will only be offered domestically within the 48 contiguous United States **
Parameters:
- Model: LG-MJ1
- Rated Capacity: 3500mAh
- Minimum Capacity: 3400mAh
- Chemistry: LiNiMnCoO2-INR
- Max Continuous Discharge Current Rating: 10A
- Size: 18.2*64.9mm
- Nominal Voltage: 3.7V
- Weight:49g
- Cycle life: 400 Cycles
- Protected: No
- Maximum charge current: 1C
- Style: Flat Top
- Color: Gray
- Country of Origin: Made in South Korea
- California Residents – CANCER: This product contains chemicals such as Nickel which are known to the state of California to cause Cancer or Reproductive Harm. For more information: https://www.p65warnings.ca.gov/

WARNING:
-
- DO NOT USE WITH E-CIGARETTE, VAPORIZER, OR SIMILAR DEVICE
- KEEP OUT OF REACH OF CHILDREN!
- MISUSING OR MISHANDLING LITHIUM ION BATTERIES CAN POSE A SERIOUS RISK OF PERSONAL INJURY, PROPERTY DAMAGE, OR DEATH
- BATTERIES MAY EXPLODE, BURN, OR CAUSE A FIRE IF MISUSED OR MISHANDLED
- ONLY USE WITH PROPER CIRCUITRY IN A PROTECTED BATTERY PACK
- ONLY USE WITHIN MANUFACTURER LISTED SPECIFICATIONS
- DO NOT STORE LOOSE BATTERY IN A POCKET, PURSE ETC. – ALWAYS USE A PROTECTIVE CASE OR BOX
- KEEP AWAY from metal objects to prevent short circuiting
- DO NOT short circuit
- DO NOT use if wrapper or insulator is damaged or torn
- DO NOT use if damaged in any way
- DO NOT overcharge or over-discharge
- DO NOT modify, disassemble, puncture, cut, crush, or incinerate
- DO NOT expose to liquids or high temperatures
- DO NOT solder, spot weld only
- User must be familiar with handling lithium ion batteries before purchase
- Usage of batteries is AT YOUR OWN RISK
- ALWAYS charge in or on a fire-proof surface and never leave charging batteries unattended
- RESELLERS MUST FORWARD ALL WARNINGS TO ALL CUSTOMERS FOR THEIR REFERENCE AND SAFETY


















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