Feature:

1. Register: Flat register or with 45 degree register, vacuum-sealed type, frost resistant, keep reading for long time.
2. The register and lid can be rotated 360 degrees for convenient reading and installation.
3. Magnetic drive, inside with 2 anti-magnetic ring, protected against external magnetic tampering.
4. With external adjustable brass body.
5. Brass body can be painted blue, and the remote transmission device can be added upon request.
6. Small body with small mechanism, good performance with competitive prices.
7. Comply with GB/T778-1996/ISO4064: 1993 and GB/T778-2007/ISO4064: 2005 R100 standard.