The anti-static retractable wrist strap band is a necessary product when doing PC repair electronics work computer network testing or just working with sensitive electronic components (integrated circuits transistors etc). The anti static wrist strap protect all your computer equipment from damage due to electrical static discharges. - Color: Black - Protect all your computer equipment from damage due to electrical static discharges with our high quality anti static wrist strap - Current limiting resistor: 1Megohm +/- 5% - Retractable strap - Comes with Alligator clip