Heart-shaped Flashing LED Badges with Gray RubberProduct Specifications:Size: 4 x 4 x 2cm With gray rubber One red flashing LED Press button to activate Uses two pieces of AG3 batteries to make it flash The flash badge(flash pin) can be stick to your body with it magnetic pin. We can make to meet your any design and logo or imprint for your special purpose. We are now available with variety of designs such as Christmas, birthday, Halloween and Valentine. With your logo or imprint, it can used for promotion and usually used in party, bar or club. Stop flashing when the screw is loosened Red, yellow, orange, blue, jade, and white LED colors are available Can be attached to clothes using a strong magnet, safety-needle, or butterfly button Available in various designs Logos can be printed Customized shapes are welcome OEM and ODM orders are welcome battery power,white and red led light plastic body and IC board , nylon cord forkeychain. 100k /month we can customize according to customer's design . Item:flash pin badge size :3-7cm diameter flashing pin material:plastic ,tin ,led lgiht offset print : full color battery:1pc 1-3 pcs flashing light flashing lgiht color ; white light,red ,blue use for promotion Flashing badge is best for discoes, night clubs, parties, bars, promotions, sport events, concerts,festivals. Long life batteries include, safe magnetic clip, light weight. - To activate, twist backing clockwise. To deactivate twist counterclockwise. - Piece attaches magnetically. - To attach, remove magnet on back of the piece. Hold magnet behind shirt (or desired location) and attach piece on opposite side. - We have Magnet , Military Clutch , Safe Pin for choosing . - Also you can select the switch button styles in the back.