Product Overview
The ACEBEAM TAC 2AA is a versatile and powerful EDC (Everyday Carry) tactical flashlight designed to meet both daily illumination needs and tactical requirements. Featuring dual modes and dual switches, it offers exceptional brightness of up to 1400 lumens and a beam distance of up to 304 meters. Its robust aluminum body ensures durability, while its dual fuel compatibility (rechargeable battery or AA batteries) provides reliable power. The flashlight is also IP68 rated for water resistance and 1.5-meter impact resistance, making it a reliable tool in various conditions.

Image: The ACEBEAM TAC 2AA EDC Tactical Flashlight in blue, showcasing its compact design and integrated pocket clip.
Setup
1. Battery Installation
The TAC 2AA flashlight comes with one USB-C rechargeable battery. To install or replace batteries:
- Unscrew the tail cap of the flashlight.
- Insert the included rechargeable battery with the positive (+) end facing towards the head of the flashlight.
- Alternatively, if the rechargeable battery is depleted or unavailable, you can insert two standard AA batteries (not included) with the positive (+) ends facing the head.
- Screw the tail cap back on securely.
2. Initial Charging
Before first use, it is recommended to fully charge the included rechargeable battery.
- Remove the rechargeable battery from the flashlight.
- Connect the provided USB cable to the USB-C port on the battery.
- Plug the other end of the USB cable into a compatible USB power source (e.g., computer, wall adapter).
- The charging indicator on the battery will show red while charging and turn green when fully charged.

Image: Illustration of the ACEBEAM TAC 2AA's dual fuel capability, showing the USB-C rechargeable battery being charged and its compatibility with standard AA batteries.
Operating Instructions
The ACEBEAM TAC 2AA features dual switches (tail and side) and dual operating modes (EDC and Tactical) for versatile control.
1. Power On/Off
- Tail Switch: Fully press the tail switch to turn the flashlight ON or OFF.
- Side Switch: Press and hold the side switch for 0.5 seconds to turn the flashlight ON or OFF.
2. Mode Switching (EDC Mode vs. Tactical Mode)
To switch between EDC Mode and Tactical Mode, press and hold both the tail switch and the side switch simultaneously for 3 seconds while the flashlight is OFF. The flashlight will flash to indicate the mode change.

Image: A visual guide to the EDC and Tactical operating modes, detailing the functions of the tail and side switches for each mode.
3. Brightness Levels and Special Modes
- EDC Mode: The tail switch has a memory function, recalling the last used brightness level (Low/Med/High). The side switch cycles through Moonlight → Low → Med → High. Double-click the side switch for Turbo. Triple-click the side switch for Strobe.
- Tactical Mode: The tail switch does not have a memory function; it always activates Turbo with one click. The side switch cycles through Moonlight → Low → Med → High. Double-click the side switch for Turbo. Triple-click the side switch for Strobe.
- Moonlight Mode: From OFF, press and hold the side switch for 1 second to enter Moonlight mode.
- Strobe Mode: From ON or OFF, triple-click the side switch to activate Strobe.
- Lockout Function: To prevent accidental activation, press and hold the side switch for 5 seconds while the flashlight is OFF. The flashlight will flash once to indicate it is locked. Repeat the process to unlock.
4. Battery Indicator
The side switch features a built-in battery indicator:
- Green Light: Battery power is above 30%.
- Red Light: Battery power is below 30%.

Image: The ACEBEAM TAC 2AA flashlight in use during a night walk, highlighting its powerful illumination for everyday activities.
Maintenance
Proper maintenance ensures the longevity and optimal performance of your ACEBEAM TAC 2AA flashlight.
1. Cleaning
- Wipe the flashlight body with a soft, damp cloth to remove dirt and debris.
- For the lens, use a lens cleaning cloth or cotton swab with a small amount of rubbing alcohol to gently clean any smudges or dirt. Avoid abrasive materials.
2. O-Ring Maintenance
The O-rings are crucial for the flashlight's waterproof rating. Inspect them regularly.
- Periodically lubricate the O-rings with silicone grease to maintain their flexibility and sealing properties.
- If O-rings appear damaged, cracked, or stretched, replace them immediately with the included spare O-rings to ensure water resistance.

Image: The ACEBEAM TAC 2AA flashlight submerged in water, illustrating its IP68 waterproof capability, which relies on well-maintained O-rings.
3. Storage
- Store the flashlight in a cool, dry place away from direct sunlight and extreme temperatures.
- If storing for an extended period, remove the battery to prevent potential leakage or damage.
Troubleshooting
If you encounter issues with your ACEBEAM TAC 2AA flashlight, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Flashlight does not turn on. | Low or depleted battery. Incorrect battery installation. Loose tail cap. Dirty contacts. | Recharge or replace battery. Ensure correct polarity. Tighten tail cap. Clean battery contacts with a cotton swab. |
| Light is dim or flickers. | Low battery. Loose connections. | Recharge battery. Ensure tail cap and head are securely tightened. |
| Flashlight gets hot quickly. | Operating in Turbo mode for extended periods. | This is normal for high-lumen output. Reduce brightness to a lower mode if discomfort occurs. The flashlight has built-in thermal regulation. |
| Cannot switch modes. | Flashlight is in lockout mode. | Press and hold the side switch for 5 seconds to unlock the flashlight. |
Technical Specifications
Below are the detailed specifications for the ACEBEAM TAC 2AA flashlight.
| Feature | Description |
|---|---|
| Light Source | SFT-25R HI LED |
| Max Output | 1400 Lumens |
| Max Beam Distance | 304 Meters |
| Power Source | 1x USB-C Rechargeable Lithium Ion Battery (included) or 2x AA Batteries (not included) |
| Material | Aluminum |
| Dimensions | 0.79"D x 0.87"W x 5.9"H (20mm D x 22mm W x 145.5mm H) |
| Weight | 2.6 Ounces (73.7g) |
| Water Resistance | IP68 (2 meters submersible) |
| Impact Resistance | 1.5 Meters |
| Special Features | EDC & Tactical Dual Modes, Dual Switch (Tail & Side), Battery Indicator, Two-way Stainless Steel Clip, Tail Standing Function |
Performance Data (FL1 Standard)
SFT25R LED (Rechargeable Battery)
| Mode | Lumens | Runtime | Distance | Candela |
|---|---|---|---|---|
| Turbo | 1400-500 lm | 1min+119min | 304m | 23104cd |
| High | 350 lm | 180min | 152m | 5776cd |
| Med | 100 lm | 9.8h | 89m | 1990cd |
| Low | 30 lm | 30h | 59m | 862cd |
| Moonlight | 1.5 lm | 93.6h | - | - |
| Strobe | 1400 lm | 3h | - | - |
SFT25R LED (Ni-MH Battery)
| Mode | Lumens | Runtime | Distance | Candela |
|---|---|---|---|---|
| Turbo | 550-430-280 lm | 10min+75min+118min | 178m | 8000cd |
| High | 350 lm | 158min | 152m | 5776cd |
| Med | 100 lm | 9.4h | 89m | 1990cd |
| Low | 30 lm | 24h | 59m | 862cd |
| Moonlight | 1.5 lm | 88h | - | - |
| Strobe | 550 lm | 2.3h | - | - |

Image: The ACEBEAM TAC 2AA flashlight demonstrating its impressive 1400 lumens output and 304 meters beam distance in a dark environment.
Warranty and Support
Warranty Information
The ACEBEAM TAC 2AA flashlight comes with a 5-year warranty from the date of purchase. This warranty covers manufacturing defects and workmanship under normal use. Please retain your proof of purchase for warranty claims.
Customer Support
For any questions, technical assistance, or warranty claims, please contact ACEBEAM customer support through their official website or the retailer where you purchased the product. Refer to the contact information provided on the product packaging or the official ACEBEAM website for the most up-to-date support channels.





