Description
The Olight 21700 5000mAh battery powers S-Series and Odin flashlights with a 5000mAh capacity, ideal for high-drain devices. It fits the Warrior 3S, Seeker 2 Pro, and Odin GL M. Its protected design ensures safety, making it suitable for flashlight enthusiasts.
High Capacity for Long Runtimes
This battery delivers a 3.6V output with 5000mAh capacity, offering extended runtimes. It powers the Seeker 2 Pro for hours on high mode. Its low self-discharge rate keeps it ready for use, perfect for demanding applications, though it requires Olight’s magnetic charging system.
Protected and Durable Design
The Olight 21700 5000mAh battery features a built-in PCB for protection against overcharging, over-discharging, and short circuits. It’s impact-resistant and eco-friendly. It measures 21.7mm x 76mm and weighs 75g, but its proprietary design isn’t compatible with standard chargers. It’s rated for 500+ charge cycles.
Versatile Compatibility for Olight Flashlights
This battery works with models like Odin, Odin Mini, Warrior 3S, and Seeker 2 Pro. Users praise its long runtime in the Seeker 3 Pro. It’s also compatible with S1R, S2R, and S30R III, making it a reliable choice for Olight flashlight owners needing a spare battery.
Key Features and Specs
The Olight 21700 5000mAh battery is built for performance with a 3.6V nominal voltage and 4.2V maximum. Its proprietary design ensures optimal power delivery. With a 2-year warranty, this battery is a solid option for high-drain Olight flashlights, despite some user concerns about proprietary charging.
What’s Included
The package includes the Olight 21700 5000mAh battery in a protective box. A 2-year warranty ensures reliability.

