b. UM4 size (1.5V) x 2 (Middle/Short-range)
a. UM5 size (1.5V) x 3 (Long-range, Blaze)
Battery type:
a. Can be used in rain and high humidity circumstance.
Water proof:
a. Low temperature and blow out free.
Safety:
b. Long-lifetime, Max. power: 0.5 W.
a. Built-in step-up converter, working range: 0.8~4.5 V.
Energy efficient:
b. Long-range lighting.
a. Double focusing, Max. illumination: 680 Lux./Meter.
Blaze:
High Efficiency Blaze L.E.D flashlight