













2 x 3000mAh 18650 Li-ion (replaceable)
L: 136.3mm / 5.36"
HeadD: 45.5mm / 1.79"
H: 22.6mm / 0.88"
W: 293g / 10.33oz
| Mode | Output | Distance | Intensity | Runtime |
|---|---|---|---|---|
| UltraLow | 90lm | 40m | 400cd | 28h |
| Low | 170lm | 58m | 841cd | 18h |
| Med1 | 450~170lm | 85m | 1806cd | 8h~20min |
| Med2 | 850~170lm | 120m | 3600cd | 4.5h~20min |
| High | 2100~170lm | 180m | 8100cd | 1.7h~20min |
| Turbo | 10000~2400~170lm | 440m | 48400cd | 50s~1h20min~20min |
| Strobe | 10000~2400lm | – | – | 3min~3h |
| SOS | 10000~2000lm | – | – | 3min~3.5h |
| Mode | Output | Distance | Intensity | Runtime |
|---|---|---|---|---|
| UltraLow | 80lm | 60m | 900cd | 28h |
| Low | 150lm | 80m | 1600cd | 18h |
| Med1 | 400~150lm | 130m | 4225cd | 8h~20min |
| Med2 | 750~150lm | 180m | 8100cd | 4.5h~20min |
| High | 1800~150lm | 280m | 19600cd | 1.7h~20min |
| Turbo | 8000~2100~150lm | 645m | 104006cd | 50s~1h20min~20min |
| Strobe | 8000~2100lm | – | – | 3min~3h |
| SOS | 8000~2000lm | – | – | 3min~3.5h |
| Mode | Output | Distance | Intensity | Runtime |
|---|---|---|---|---|
| UltraLow | 85lm | 62m | 961cd | 28h |
| Low | 170lm | 85m | 1806cd | 18h |
| Med1 | 420~170lm | 131m | 4290cd | 8h~20min |
| Med2 | 800~170lm | 190m | 9025cd | 4.5h~20min |
| High | 1900~170lm | 292m | 21316cd | 1.7h~20min |
| Turbo | 9000~2200~170lm | 659m | 108570cd | 50s~1h20min~20min |
| Strobe | 9000~2200lm | – | – | 3min~3h |
| SOS | 9000~2200lm | – | – | 3min~3.5h |
How many LED options for X20? Does ACEBEAM offer LED replacement service?
Two LED options:
• 8 x SFT-25R HI LEDs, max output 8000 lumens, throw up to 645 meters
• 8 x LUXEON HL4X LEDs, max output 10000 lumens, throw up to 440 meters
ACEBEAM does not offer LED replacement services currently, and please do not replace the LEDs privately, as doing so might affect product performance and cause damage to the product.
How to get started? 
Before first use, unscrew the head of penlight and remove the insulating film.
What kind of battery is included?
2 x 3000mAh 18650 Li-ion batteries (replaceable)
How to install the battery?

Battery power indicator
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When charging the battery, the indicator will flash red, after fully charged, the indicator turns green.
How to operate in Duty Mode?
Step1 | Step 2 |
Toggle Switch To enter Duty Mode,
| Dual-stage Tactical Tail Switch
Note: “Low-Med-Med2-High-Turbo” has a memory function, X20 will automatically access the previous memorized brightness level when you power it ON again. |
How to operate in Tactical Mode?
Step1 | Step 2 |
Toggle Switch To enter Tactical Mode, | Dual-stage Tactical Tail Switch • Half Press: enters Momentary Turbo |
To prevent accidental activation, how to get it locked? Once locked, is there any operation available?
Step1 | Step 2 |
Lock Push the toggle switch to the left | Dual-stage Tactical Tail Switch Once locked, half / full press the Tail Switch, and the indicator of X20 will flash, flash once, indicates about 20% battery power left, flash twice, about 40%, and it can max flash 5 times. |
Unlock Push the toggle switch to the middle/right | / |
What should I do if it needs repair?
Please refer below:
• 15-day replacement: ACEBEAM will replace any quality defective lights within 15 days of purchase.
• 5-year free repair: ACEBEAM will repair an LED light free of charge within 5 years (LEP model, battery, battery pack, charger, remote switch, and other accessories: 1 year) of purchase if problems develop with normal use.
• Limited lifetime warranty, if repair is required after 5 years from the date of purchase, ACEBEAM will charge for parts.
Please keep your warranty card in contacting the authorized distributors for after-sale maintenance, and the customer information is required to fill out if repair is needed.