JETBeam 18650 Battery 3.7 V/3400mAh Rechargeable Lithium-Ion (JL340) x 2
4.5 out of 5 based on 212 user ratings

JETBeam 18650 Battery 3.7 V/3400mAh Rechargeable Lithium-Ion (JL340) x 2

by: JETBeam


Please notify us if you want to pay in USD. We will email you a separate Paypal invoice in USD.

Secure payments by:Pay with Paypal, Visa or Mastercard


JL340 is the latest safe and high-performance battery with capacity of 3400mAh from JETBeam. As a large-capacity, high-performance and safe battery, JL340 is specially designed for high-performance portable devices. With small size but strong energy, it is qualified to be the best option for your rechargeable lithium battery to be widely used in different kinds of high-intensity lighting devices, portable electronic products, etc.



  1. High capacity of 3400mAh with over 500 charge-discharge cycles
  2. Perfectly safe with triple overheating protections
  3. High performance with max output current of 4A
  4. Outstanding durability with internal safety board to protect overcharging, over discharging and short circuit
  5. High reliability and impact resistance with steel protecting three key parts



  • Model: JL340
  • Capacity: 3400mAh
  • Voltage: 3.7V
  • Charging current: Max 2A, 1A recommended
  • Weight: 47.5g
  • Warranty Period: 12-month free warranty period since the purchase date

Related Items