WT-1
- Temperature range: -50℃~+300℃ (-58℉~+572℉)
- Distinguishing rate: 0.1℃(⩽100℃); 0.5℃(>100℃)
- Accuracy: (-20℃~80℃)±1℃
- Power voltage:DC 1.5V (LR44)
FT-3010
- Temperature range:
- Body 22.0~43℃ (71.6~109.4℉)
- Surface 0℃-100℃ (32-212℉)
- Distinguishing rate: 0.3℃(22~42℃); 0.5℃(out off 22~42℃)
- Power voltage:DC 3V (2xAA)