Product size: 8.5 * 2 * 2.5cm
Battery capacity: Built-in lithium battery 800 mA, constant light mode for about 4 hours, flashing mode for 12 hours
Five gears: red light always on / blue light always on / red fast flashing / red slow flashing (sos) / red and blue burst flashing
Product size: 8.5 * 2 * 2.5 cm color box packaging: 11 * 8 * 3.5 cm
Battery capacity: Built-in 800 mA lithium battery, constant light mode for about 4 hours, flashing mode for 12 hours
Five gears: red light is always on / blue light is always on / fast flashing red / slow flashing red (SOS) / flashing red and blue burst