KeepPower 18650 4000mAh Rechargeable Li-ion Battery – Protected P1840C

LED Torch Shop are an authorised dealer of all KeepPower products within Australia.
All products sold through LED Torch Shop are covered by KeepPower's manufacturer warranty.

Original price was: $34.95.Current price is: $29.95.

KeepPower 4000mAh 18650 protected li-ion rechargeable battery 3.6V P1840C (one unit)

  • Quality Protected Li-ion Rechargeable Battery
  • Size: 18650
  • Maximum Size:(D)18.6*(L)69.2mm(±0.2mm)
  • Nominal Voltage: 3.6V
  • Nominal Capacity: 4000mAh

In stock

10+ left in stock.

Same day dispatch
2yr warranty
30 day returns
Free gift when cart over $75
Free gift when cart over $200
Free gift when cart over $350
Aus Post Delivery Estimates
State Express Standard
VIC 1 business day 2 business days
ACT, NSW & SA 2 business days 3 business days
QLD & TAS 2 business days 4 business days
NT 4 business days 6 business days
WA 3 business days 5 business days
SKU: P1840C Categories: ,


  • Protected 18650 Li-ion Rechargeable Battery P1840C
  • Minimum Capacity: 3900mAh
  • Typical Capacity: 4000mAh
  • Normal Voltage: 3.6V
  • Standard Charging/Discharging current: 800mA
  • Maximum Charging current: 2A
  • Maximum Discharging current: 8A
  • Quality Li-ion rechargeable cell made in China
  • In Built Safety Circuitry
  • Protection Circuit (Against overcharge, over discharge, over current and short-circuit.)
  • 4.2 volts max voltage and 2.5 volts cut-off voltage
  • Over 500 charge-discharge cycles

Please note that Lithium-ion batteries can leak, cause fires, or explode when misused or when defective.

For your own safety, you must read these instructions and warnings before using or charging a Lithium-ion battery.

  • Please fully charge before first use.
  • Use only high quality chargers specifically designed for Lithium-ion batteries.
  • A Lithium-ion battery should NEVER be discharged below 2.5V.
  • NEVER exceed a battery’s maximum continuous discharge rating.
  • DO NOT short-circuit the battery, keep it away from loose change and metal objects.
  • DO NOT use a battery if there is abnormal smell, heat, deformities, or discoloration.
  • DO NOT crush, hit, impact or disassemble a battery.
  • DO NOT dispose of in fire, near fire or high temperature.(more than 60℃/140℉)
  • DO NOT expose in liquid such as water, seawater and soda.
  • If the electrolyte goes into eyes, please wash eyes with clean water immediately and go for a medical treatment.

Additional information

Weight .05 kg


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