Features: 1) Types: AH2-NA, AH2-NB, AH2-NC, AH2-ND, AH2-NE, AH2-YA, AH2-YB, AH2-YC, AH2-YD, ... Features:1) Types: AH2-NA, AH2-NB, AH2-NC, AH2-ND, AH2-NE, AH2-YA, AH2-YB, AH2-YC, AH2-YD ... error: ±1%11) Voltage error: ±1%12) Temperature error: ±2% Timer