Each precision screwdriver Holds 3 size Standard and 3 size Phillips Tips in 1 Handle. Magnetic Tip Holds Bits & Screws Securely & 1 Super Bright White LED Provides 360 Degrees of Light. Transparent Tip Maximizes Illumination, convenient storage in Handle, 4 LR41 Batteries Included. This screwdriver perfect for Hobbies, Crafts, Electronics, home, Office and Small Repairs. The bit sizes are as follows: Flat Head CR-V1. 5CR-V 2, 0CR-V 3.0 Phillips, CR-VPH1, CR-VPH0, CR-VPH2.