• Navigation/Map ReadingTransparent base plate, embedded magnifying glass, scaling ruler on the edges takes away the pain of reading a map.
• Durable & WaterproofBezel made of heavy duty PVC material and filled with protective liquid.
• ConvenientA compact shape with a hole for strings allows you to hang it wherever you want.
• "NOTICE 1. Please keep it horizontal in usage. 2. Keep away from metal for interference, i.e don't put it on a table with metal frame. 3. Avoid alcohol and strong sunshine."
• SERVICE GUARANTEE:Unsatisfied? Not fits? No worry. Whatever problems, please feel free to contact our customer service,refund or resend within 24 hours.We aim to provide 100% satisfaction customer service for our customers.