Handheld digital thermometer can be connected with K/ J-type thermocouple for temperature measurement. It features VA digital color display, data hold function, MAX/ MIN values, data storage, alarm buzzer, auto shutdown and more functions for convenient and easy use.Note:1. It supports K/ J-type thermocouple, but only K-type thermocouple is included when shipped.2. Size and color may be slightly different because of manual measurement and different light conditions. Thanks for understanding.Specifications:Model: TA612A/ TA612B/ TA612C (Optional)Channel: 1-channel (A); 2-channel (B); 4-channel (C)Data Storage: 9999 Groups (A, B); 5000 Groups (C)Data Upload Real-time Measurement: C onlyColor: RedMaterial: ABSK/ J Type Measurement Range: -200~1372/ -328~2501Accuracy: 0.2% 43;0.7High/ Low Alarm Limit: Default 1300/ -200ADJ Compensation: -9~9 Probe Error Range CompensationMounting Thread: 1/4 inchSampling Rate: about 1 time/sPower Supply: 3 * AA/ LR06 Battery (NOT included) or USB 5V 1A (C only)Item Size: 177 * 70 * 35mm / 6.97 * 2.76 * 1.38inPackage Size: 295 * 100 * 60mm / 11.61 * 3.94 * 2.36inPackage Weight:A: 520g / 1.15lbsB: 535g / 1.18lbsC: 565g / 1.25lbsPackage List:1 * Thermometer4 * K-type Probe1 * USB Cable1 * Storage Bag1 * User Manual (English)