Product Specifications for NEBO 21700 4000mAh Rechargeable Battery
| BM Part #: | NEB-BAT-0010 |
|---|---|
| Voltage: | 3.7 Volt |
| Capacity: | 4000 mAh |
| Energy Capacity: | 14.8 Wh |
| Type: | Li-Ion |
| Battery Size: | 21700 |
| Length: | 3.03" |
| Diameter: | 0.85" |
| Shipping Weight: | 0.35Lbs (5.6 oz) |
| Warranty: | 90 Day |
| Rechargeable: | Yes |
- Long-Lasting Power: 4000mAh capacity keeps your flashlight running through extended use.
- Built-In USB-C Charging: Skip the separate charger and recharge right from the battery itself.
- Fast Charge Options: Fully charges in about 3 hours using a 2A USB-C cable.
- Smart Safety Protection: Internal circuitry guards against overcharging, over-discharge, and short circuits.
- Precision Fit: Engineered specifically to match NEBO's performance specs and housing size.
Product Description
Keep Your NEBO Flashlight Running Strong
Is your NEBO flashlight losing power right when you need it most? This 4000mAh 21700 rechargeable battery gives your light the reliable, long-lasting power it was designed for. A lithium-ion cell delivers steady output, while built-in overcharge and over-discharge protection keeps things safe every time you plug in.
No separate charger needed — just connect any USB-C cable directly to the battery for quick, convenient charging wherever you are.
- Rated 3.7V, 4000mAh (14.8Wh) lithium-ion capacity
- Fully recharges in as little as 3 hours
- Built-in circuit protection for safer charging
Grab a spare and never get caught in the dark again.
Frequently Asked Questions
Which NEBO flashlights work with this battery?
A: This battery is designed for the Luxtreme Flashlight, Luxtreme MZ60 Blue Line, Master Series FL3000, IllumaTrace Blood Tracker, and Transcend 3000 Headlamp.
Does this battery come with a charging cable?
A: No, a USB-C cable is not included. Any standard USB-C cable you already own will work for charging.
How long does it take to fully charge?
A: Charge time depends on your power source — about 3 hours at 2.0A, 4 hours at 1.5A, 6 hours at 1.0A, or 10 hours at 0.5A.
Is it safe to leave this battery charging overnight?
A: The battery includes built-in protection against overcharging and over-discharge, but for best results, unplug it once charging is complete.
How do I know when this battery needs to be replaced?
A: If your flashlight's runtime has noticeably shortened or it no longer reaches full brightness after a full charge, it's likely time for a fresh battery.
Cross Reference & Compatibility
- NEBO NEB-BAT-0010
This battery can be used in these models:
- NEBO Illumatrace Blood Tracker Flashlight (NEB-FLT-1036)
- NEBO Luxtreme Flashlight (NEB-FLT-1008)
- NEBO Luxtreme MZ60 Blue Line Flashlight (NEB-FLT-0026)
- NEBO Master Series FL3000 Flashlight (NEB-FLT-1009)
- NEBO Transcend 3000 Headlamp (NEB-HLP-0035)
