20 Pack Retractable Clip-on Carabiner ID Badge Holder Reels - Extends up to 1.75 Feet for Security Badge, Keys, Identification, NFC and MorePack of 20 durable retractable carabiner ID badge reels with 360 degree rotating snap fastener Extends up to 1. 75 feet and retracts so that you can easily swipe or display your badge or card without reaching in your pocket, wallet, or bag Dual purpose: Clip on the back allows you to display your ID in your shirt pocket, or use the carabiner to attach the reel to your belt loop Ideal for identification cards, electronic verification or security

05 div x volts/div+0

SIZE / WEIGHT — Each block measures 1

1x Battery Holder for 4x AA batteries

red and black alligator clip

24 Gauge Magnet Wire

Positive Pulse and Negative Pulse

output 3 Voltage: 5VDC

and a built-in USB port for charging a multitude of devices

Scientific Equipment of Houston

Agilent enabled

2" and holds about 1

PLEASE NOTE: These are 18mm diameter engines