PRECISION BATTERY-POWERED DRIVER: This compact electric precision screwdriver is the perfect tool to dismantle/assemble electronics/devices; The cordless aluminum driver is battery powered (2xAAA incl.); LED light & buttons for forward and reverse modes FULL TOOL-KIT: Set includes driver, 55x precision bits (8x Phillips, 7x Slot, 4x Torx, 7x Torx Security, 11x Hexagonal, 3x Pentalobe, 3x Spanner, 5x TriWing, 4x Triangle, 3x Robertson), magnetic work pad, bit extender, magnetizer/demagnetizer & hard case WORKS WITH MOST MAJOR ELECTRONIC DEVICES: The bits included have been specially selected for compatibility with major brands of smartphones, tablets & laptop computers incl but not limited to iPhone/iPad/Samsung Galaxy/HP/Acer Chromebook/ThinkPad/Macbook HASSLE-FREE OPERATION: Portable/mini power operated driver w/ 0.35 N.m of torque (max) & 110 rpm (max) helps to prevent screw damage; Works w/all 4mm bits; Quick change batteries ensures uninterrupted operation, ideal for IT/repair shops BITS: PH0000/PH000/PH00/PH0/PH1/PH2/SL1.0/SL1.5/SL2.5/SL3.0/SL3.5/Torx T2/T3/T4/T5/Torx Security T6/T7/T8/T9/T10/T15/T20/H0.7/H0.9/H1.3/H1.5/H2.0/H2.5/H3.0/H3.5/H4.0/P2(0.8)/P5(1.2)/P6(1.5)/U2.0/U2.6/U3.0/Y0.6/Y1.0/Y2.0/Y2.5/Y3.0/Triangle 2.0/2.3/2.5/3.0