Here is my short video review of Klarus G30.
Manufacturer specifications:
• Utilizes CREE MT-G2 - maximum output of 2450 lumens
• Battery: 3x 18650
• Size: 134mm(5.27”)(Length)*47.5mm(1.87”)(Head Diameter)*47.5mm(1.87”)(Body Diameter)
• Net Weight:280g (without batteries)
• Working voltage: 7.5-12.6V
• Lens: Toughened ultra-clear tempered glass, scratch-resistant and wear-resistant
• Material: Aircraft grade aluminum, Military III
• Body colour: Black
• 4 lighting modes and 2 flashing modes (Turbo-2450 lm / High-900 lm / Mid-300 lm / Low-15 lm / Strobe-2450 lm / SOS-900 lm)
• Water proof: IPX-8 waterproof standard (2m underwater)
Main Features:
• Dual switch for convenient operation, tail switch for instant turbo or low mode
• Green, orange and red indicator lights to indicate battery capacity
• Lock-out function to prevent accidental activation of your flashlight
• Smart temperature control system ensures safety and stability
• Integrated tube and battery compartment design
• Reverse Polarity Protection
… and some pics: