Extech 380400 Resistance Decade Box Product Details Product Description The product type is Extech Instruments 380400 Resistance Decade Box. Manufactured by Extech Instruments. From the Manufacturer Resistance decade box for product design or calibration checks. It features 7 decades of substitution from 1 to 11,111,110? in 1? increments. 1% accuracy. 3 binding posts permit isolated substitutions and grounding the case separately. Adjustable 0 to 30V and 0 to 3A output plus fixed 12V and 5V outputs (0.5A continuous/1A surge) Digital displays of voltage and current output Binding posts for variable output and easy snap terminals for fixed outputs Overload and short circuit protected Operate on 110/220VAC (50/60Hz) Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.