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Deal Extreme DX-X1 Pre Production
provided for review by
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Introduction:
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Deal Extreme DX-X1 is a single AA battery, Cree XR-E LED flashlight. Body is built of aluminium with hard anodize type III, water tight with 2 O-Rings. DX X1 is very bright good quality light. DX-X1 Pre is Microcontroller (µC) Controlled light with 2 UI (User Interface) modes. In basic mode the light operates with four output levels and 2 special functions. The advanced mode has 11 output mode and 5 special functions. Separate pages of instruction set is included. The build quality is excellent. The body built strong. The light being reviewed is a pre production light.
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Light Features:
- Runs on various AA sized battery ranging from NiMH to Li-Ion
- Microcontroller (µC) Controlled
- Four light output levels, with Strobe and Stand by mode in default UI
- Eleven light output levels, with multi Strobe and Stand by mode in advanced UI
- Cree XR-E LED
- Light Orange Peel Metal Reflector
- Sapphire Crystal Lens
- Glow Tail Cap
- Can stand on tail
Light Operation & Output:
Light Operation Basic Mode: This mode consists of Default-Low-Max-Medium-Strobe-Standby. The sequence repeats in cycle.
- Press the button on tail cap until 'click' sound is heard to switch ON the light.To change Mode, in ON condition, simply push the tail cap until light is off for half a second and release to enter next level. The modes will cycle through
- Press the button on tail cap until 'click' sound is heard to switch OFF the light
Below is the chart showing basic mode total output levels for various AA sized batteries
Level |
NiMH |
Alkaline |
Lithium (1.7) |
Li-Ion (3.7) |
Default |
425 |
460 |
490 |
1165 |
Low |
42 |
39 |
42 |
100 |
High |
460 |
490 |
520 |
1445 |
Med |
157 |
146 |
160 |
480 |
Advanced Mode: To attain this mode switch ON light in general mode, cycle to the lowest brightness and turn off flashlight for 2 seconds. After 2 seconds, turn on the light and you will enter the advanced more. The advanced mode consist of [100%]-[Strobe(15Hz)]-[5%]-[10%]-[20%]-[30%]-[40%]-[50%]-[60%]-[70%]-[80%]-[90%]-[Strobe(5Hz)]-[SOS(100%)]-[SOS(10%)].
- Press the button on tail cap until 'click' sound is heard to switch ON the light.To change Mode, in ON condition, simply push the tail cap until light is off for half a second and release to enter next level. The modes will cycle through
- Press the button on tail cap until 'click' sound is heard to switch OFF the light
Important:
When you put Li-ion (3.7 V - 4.2 V) battery, LED will be overdriven. Please observe caution when operating light in greater than 80% level for more than 10 Minutes. If you operate more than 10 Minutes, LED may get damaged.
Production Version Changes / Improvements:
According to DX there will be following changes for the production version
- PWM frequency in 5% to 30% mode will be increased to 200 Hz or higher
- Production light will be HA-III Natural
- Threads will be improved
- Rectangular pattern depth of cutting will be shallower
- New and improved Laser Engraving
Light Info:
General Info |
ID
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15
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Light Model |
DX - X1 - Pre Production Sample |
Manufacturer |
Deal Extreme |
Review Page & Image
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DX - X1 - Pre Production Sample
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Country |
China |
Review Date |
2007-04-28 |
Review Update |
2007-04-29 |
Light Vitals |
Length |
92 mm |
Width / Bezel Diameter |
20 mm |
Width / Tube Diameter |
19.5 mm |
Height (if applicable) |
mm |
Weight (without battery) |
42 gm |
Light Source |
LED Format |
Power LED |
Number of LEDs |
1 |
LED Name |
Cree XR - E |
LED Power |
3 Watts |
Light Management |
Lens Material |
Sapphire Crystal |
Lens Coating (if any) |
None |
Lens Transperency (typical) |
85 |
Lumen Management |
Reflector |
Material |
Aluminium Metal LOP |
Beam Type |
Mostly Throw with good side spill |
Power Management |
Converter Type |
Step Up |
Properties |
Semi Regulated, Micro Controller (uC) |
Features |
Advanced User Interface |
Batteries Supported, Output & Runtime |
Battery Size |
Chemistry |
Nominal Voltage |
# Used |
Total Output |
Runtime to 75% |
Runtime to 50% |
Runtime to 25% |
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AA | AA | AA | AA |
NiMH | Alk | LiFeS2 | Li-Ion |
1.2 | 1.6 | 1.7 | 3.7 |
1 | 1 | 1 | 1 |
425 | 460 | 490 | 1445 |
115 | 32 | 0 | 0 |
121 | 98 | 0 | 0 |
124 | 124 | 0 | 0 |
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Switch Options |
Switch Type |
Switch Properties |
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Body Material Options |
Material |
Properties |
Color |
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Aluminium |
Type III Hard Anodized |
Black |
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Light Rating |
Looks |
 | 85 |
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Build Quality |
 | 60 |
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Runtime |
 | 50 |
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Output |
 | 70 |
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Features |
 | 70 |
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Usability |
 | 80 |
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Bang for buck |
 | 70 |
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Overall Rating |
 | 69.286 |
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In-Depth Review & Pictures:
Size Comparison: From L to R: DX X1, Fenix Civictor

Bezel: From L to R: DX X1, Fenix Civictor

Body:

Body: Opened head and tail cap, notice twin dual O-Rings and gold plated Contacts both at tail and bezel end

Tail: Notice the glow switch rubber

Beam Shots:
Below Beam shot Matrix shows Fenix Civictor on Left and Deal Extreme DX-X1 on Right
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+1 |
0 |
-1 |
Default |
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Low |
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High |
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Med |
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Extreme Closeup Pictures:




Buy Deal Extreme DX-X1 Flashlight at www.dealextreme.com |
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