Can be used with the two receivers included with the Drive Medical PainAway TENS Unit (Sold Separately). The receiver provides additional coverage for use with an additional electrode. Package includes one receiver.Features and BenefitsFor use with Drive PainAway TENS Unit Only (Sold Separately)Allows for use of additional electrodeLong lastingEasy to Use Product SpecificationsActual Product Weight: 1 lbsOverall Product Height: 2″Overall Product Length: 3″Overall Product Width: 3″Primary Product Color: WhitePrimary Product Material: PlasticWarranty: 2 Year Limited Model # rtlagf-910 This product is offered for sale by an authorized distributor. For additional quantities, or larger institutional orders, please contact the Seller.