Anyone tried these:

HEIDER Super Torch

LED type: CREE Q5
• LED power: 5 watts
• Lens: Reinforced focus-type lens
• LED life: 100.000 hours
• Lighting range: Up to 300 m with its special lens
• Lighting (emitting) color: White
• Reverse polarity protection
• Complies with IPX-8 standard
• Body color: Black
• Main body: Military type, hard anodized aluminum alloy and small size and light-weight

• Switch: Click-type, 3 switch modes
• Mainboard: Stand-alone
• Type of lamp socket: Pure copper
• Driver circuit: MCU programed drive circuit
• Gross weight: 65 gr (without battery)
• Dimensions: 90mm x 25 mm x 20 mm

they look interesting from their website, has anyone got a review?