LED:15 White L2 beads + 6 x XPE Red + 6 x XPE blue Number of LEDs (PCS): 27 Gear mode: left white light three mode: strong light - medium light - low light. Four modes on the right: red light, strong light, red flash and blue light Double click the red light to flash Power (W): 120W Voltage (V): 4.2V LED life: 100000 hours Shell material: aluminum alloy Lamp cup type: matte cup, astigmatism type Shell surface treatment and color: anodized black Beam angle: 120 degrees Battery: four 18650 lithium-ion batteries are used, with over discharge protection and polarity reversal protection Waterproof: 100 meters under water Size: 123mm (length) * 55mm (diameter) * 65mm (diameter) Impact resistance: 1.5m Net weight: 398g