Deal Extreme DX-X1 Pre Production

atl

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.
atm

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 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.

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

General Info
ID	15
Light Model	DX - X1 - Pre Production Sample
Manufacturer	Deal Extreme
Review Page & Image	DX - X1 - Pre Production Sample
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%	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
Switch Options
Switch Type     Switch Properties	Click Reverse Click
Body Material Options
Material     Properties     Color	Aluminium Type III Hard Anodized Black
Light Rating
Looks	85
Build Quality	60
Runtime	50
Output	70
Features	70
Usability	80
Bang for buck	70
Overall Rating	69.286

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

Below Beam shot Matrix shows Fenix Civictor on Left and Deal Extreme DX-X1 on Right

	+1	0	-1
Default
Low
High
Med