Is the handheld waterproof?

FAQ - Surveyor 4a

1. Can the rechargeable battery in my Surveyor 4a power my DataSonde or MiniSonde?
2. Q: Is the handheld waterproof? A: Yes, the Surveyor 4a has a NEMA 6 rating, which means that the enclosure is protected against the entry of water during occasional temporary (30 minutes) submersion at a limited depth (one meter).
   
   
3. What type of batteries are required?
4. Why does my Surveyor shut down when it is not in use?
5. How long does it take to recharge the Surveyor battery?