Check the listing for details. 5 PCS BI TECH L103C103 Isolated RESISTOR ARRAY 10K OHM 10 RES SIP-10 2%. Condition: New. Listed at 4.99 USD. Termination Style: SIP Resistor Values: 10 kOhms Tolerance: 2 % Circuit Type: Isolated Number of Resistors: 5 Number of Pins: 10 Temperature Coefficient: 100 PPM / C Minimum Operating Temperature: - 55 C Maximum Operating Temperature: + 125 C Package / Case: SIP-10 Length: 25.4 mm Width: 2.41 mm Height: 4.95 mm Voltage Rating: 100 V - Many customers ask if they can ship their products in a paper envelope. Unfortunately, we cannot do that because merchandise needs extra protection, and USPS does not provide a tracking number for this type of service.- The shipping service we offer is First-Class Package Service, which is a domestic mail service offered by USPS. It is designed for mailing lightweight packages that weigh up to 15.99 ounces and offers delivery in 1-5 business days. It includes a tracking number, allowing customers to track their packages. USPS prices start at $4.75, but we don't have any control over shipping prices.