Contractor-grade Ultrasonic Distance Measurer with Laser Pointer Description : Constructed to work on the roughest and dirtiest jobsites, this ultrasonic distance measurer provides a reliable, accurate and fast way to measure distances and calculate the area and volume of any space. It's perfect for determining ceiling heights, calculating length of pipe, cable, or estimating materials such as paint, drywall, flooring, etc. At a Glance... Built tough to last Easy to use Addition and Subtraction function allowing you to add or subtract 2 measures Measure and store 3 different measures Metric or English measurement Manufacturer Specifications Primary Function: Ultrasonic Distance Area and Volume Laser Measurement Device Maximum Minimum Distance: 91cm to 15 meters (3 Feet to 48 Feet) Accuracy: 0.5 % + 1 Digit (2-60ft) Working Temperature: 32 F to 109.4 F Laser: Class II Laser Product Output: 1mw Power Source: 1 x 9V Battery Dimensions: 155mm x 70mm x 32mm (L x W x D) Certification: CE, FCC, RoHS Package Contents Ultrasonic Distance Area and Volume Measurer Instruction Manual - English Payment Policy 1. We accept Paypal only. 2. All payment should be completed within 3 business days after auction end. Unpaid Item Dispute will be reported to eBay if don't pay in 5 business days. Shipping Policy 1. IMPORTANT: We ship to your eBay address. Please make sure your eBay address is correct. Buyer takes responsibility if eBay address is wrong. 2. Items will ship out within 2 business days after payment is received. 3. Free shipping item by China Post Registered Air Mail(Track Number Provided). Please expect 15 to 20 business days for delivery. If you don't receive item after 30 days, please contact us, we'll investigate and solve the delivery issue including resend or refund. Return Policy & Customer Services 1. IMPORTANT: Please don't leave feedback directly if you are not satisfied. Please contact us via eBay message. We try best to solve issue. 2. We accept 7 days return only if item is original. 3. Refund will be issued once we receive your returned items. 4. Buyer is responsible for all return shipping charges.