Description

10440 – > AAA Size 3.7V 350 MAH

Model:3.7V 350MAH AAA ICR 10440 Battery
Diameter:0.41 inch*Height:1.75 inch
Do NOT use these batteries in flashlights that require 1.5V batteries.

Charging Output for 10440 Battery 4.2V @ 1A Max

Note only charge at .5A-1A for 10440 Cells to safely prolong the battery life upto 2000 cycles

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We have received hundreds of emails asking for a light which uses a 10440 cell battery. We now have the ReyLight Copper AAA/10440 light which works with both cell variants.

Why use a 10440 Lithium cell? Higher voltage = Much brighter & also rechargeable

Warning: Dont use this cell in another AAA or Maratac light you have as it will void you warranty and destroy the light. Misusing or mishandling a lithium-ion battery may cause a FIRE or EXPLOSION which can result in INJURY or DEATH. You MUST read the safety warnings and resources before purchasing, using, and/or handling batteries.

Misusing or mishandling lithium ion batteries can pose a SERIOUS RISK of personal injury, property damage, or death
Only use in a device which as a smart BMS built in
Note the length of the cell to ensure it will work in your application as well
If your flashlight were the only device into which a buyer might attempt to insert the battery, there’d be no issue. However, since it is a great battery, others may buy it for other purposes. They need to be warned of its limitations.
BATTERIES MAY EXPLODE, BURN, OR CAUSE A FIRE IF MISUSED OR MISHANDLED
ONLY use with proper protection circuitry
ONLY use within manufacturer specification
DO NOT store loose in pocket, purse, etc. – always use a protective case
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
User must be familiar with handling lithium ion batteries before purchase
Usage of batteries is AT YOUR OWN RISK