Product Overview

Power up your kit with the Armytek 21700 Li-Ion Battery – 5000 mAh of dependable grunt built for high‑draw torches and gear. This protected cell is tuned for serious output, delivering up to 17A of discharge so your high-performance Armytek flashlights stay brighter for longer without dropping off when you need them most. A built‑in PCB keeps things safe and steady, guarding against short circuit, overcharge and overdischarge while the reinforced steel plate bottom shrugs off knocks in the field. Rated for no fewer than 500 charge cycles and a service life of up to five years, this 21700 cell is a long‑haul workhorse – ideal for Aussie shooters, campers and tradies who want reliable power, not gimmicks.

Key Features

• High 5000 mAh capacity delivers extended runtime for demanding flashlights and devices, reducing the need for frequent recharging on long outings.
• 21700 Li-Ion cell format provides a compact, lightweight power source that fits modern high-output Armytek flashlights and compatible gear.
• Built-in protection circuit board (PCB) guards against overcharge, overdischarge and short circuit, enhancing user safety and battery longevity.
• Supports high discharge current up to 17A, ensuring stable performance for devices that draw high amperage in turbo or boost modes.
• Reinforced steel plate bottom increases impact resistance, making the battery more durable for field, camping and tactical use.
• Dual branded field-effect transistors in the protection system improve reliability and reduce the risk of electronic failure under heavy load.
• Safety vents with thermal cut-off protection help prevent overheating, adding an extra layer of security during intensive use or charging.
• Rated for no fewer than 500 charge/discharge cycles, providing a long service life and better value over time compared with standard cells.
• Designed specifically for Armytek flashlights and other 21700 devices with PCB support, ensuring optimal compatibility and performance.
• Stable 3.6–3.7 V Li-Ion chemistry offers consistent power output for reliable illumination and device operation in varied conditions.