HT-R1:
1. Temperature: 0° C-40 °C (32° F-104 °F)
2. Units: g, oz, gn, ct
3. Automatic shutdown time: 1 minute
4. Power supply: 2*1.5V AAA Batteries
5. Low voltage display: LO
6. Overload display: Ld
7. Spoon size:
Large Size 14.5*8cm
Medium Size：8.5*5.8cm,
Small Size：6.5*5cm
