DUAL SIDED BLADE-NEED NOT TO REPLACE BLADE, 4 X BLENDING COMBS (1,2,4 & 6MM), 0.2MM CUTTING LENGTH WITHOUT COMB ATTACHED, LITHIUM POWERED  UP TO 60 MINUTES OF CORDLESS USE, CORDLESS, RECHARGEABLE (4 HOURS) WITH CHARGING INDICATOR, USB CABLE CHARGING, WORLDWIDE VOLTAGE (100-240V), 100% WATERPROOF, ANTI-SLIP GRIP.