Electric Full Face Gas Mask Constant Flow Respirator Supplied Air Fed System us Payment Shipping Returns Contact Us 1. All payments must be prepaid. 2. We only accept payment via Paypal. Please kindly check if you can do the payment via ebay before placing an order,Payment must be received within 7 days after order is made. 1. We are not responsible for undeliverable address. We reserve the right to charge the shipping fee again for returned items due to wrong address. 2. Items are generally shipped out the next business day after your payment has been cleared (Sat. & Sun. excluded.) NOTE：Shipping: The item will be shipped from our US warehouse to United States, which is more faster than from aboard. 2-7 working days to:USA it may take a bit longer time, due to local dispatches , Customs checking, High Season period, eg. x’mas or other reasons. Your patience is always appreciated 1. We offer 30 days money back guarantee return policy. 2. Our warranty does not extended to any products that are physically damaged or that are not under normal operating conditions as a result of misuse or improper installation on the buyer/user’s part. 3. In all cases, buyers pay shipping fees at their own cost to return products for exchange or refund. We will be responsible for the postage of replacements. Refund will be made upon receipt of the returned item. Dear friend: Welcome to me my services are available: Monday To Friday: 8:30 to 18:00 1. We are in different time zones, during the working time, we will reply your email within 24 hours. If it’s non-workdays, please kindly be patient and considerable to give us a little more time. 2, please with ebay message if we made a deal on ebay. E-mail is often filtered as spam. 3, Please wait for our reply to your email, we will do our best to help you solve the problem. Specification: Model: XLSF-A1 Input voltage: 110V-220V Input current: 110ma – 300ma Operating temperature: -4℉(-20℃)-140℉(60℃) Air supply flow: first gear: 62 L/min; second gear: 74 L/min Charging time: 3 hours Continuous working time: approx 7 hours Working lifetime: ≥5000h Air pipe length: 1m Maximum Fitted Air Pipe Length: 30m Connection interface dimensions: RD40(Dia 40cm) Air pump weight: 365g Air pump dimension: 128*106*106mm