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    Heat index checker with temperature dew point Item: AST-HT152 Features: 1.Easy to read dual LCD display 2.Check dangerous heat conditions through heat index 3.Maximum/Minimum and reset function 4.℃/℉ selectable 5.Hold function to freeze current reading 6.Battery low indication 7.Sleep mode can be di 

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    Reed switch Thermostat Switch action SPDT Electrical rating 24 to 30 vac or self powered 75 mV generating system. Hermetically sealed to provide dust proof operation System control function ON/OFF and FAN ON/AUTO Cooling anticipation fixed,1Amp Set point range from 50oF to 90oF/10oC to 32oC Temperat 

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    CFM/CMM Thermo- Anemometer +Infrared Thermometer Max/Min/Avg value with relative time stamp Low battery indication and Auto Power Off Display Air Flow (CFM/CMM), or Air Velocity plus Temperature simultaneously Resolution of 0.01m/sec 20 point average for Air Flow Range temperature Air Velocity:m/s;f 

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    Voltage Protector The applications of this instrument:Air conditioners up to 35000BTU, Conmmercial freezers,Ice makers,etc. Specification: Voltage: 220VAC/60HZ Max/Min Capacity: 4400VA-20AMP 35000BTU High voltage cut out: 245-265 VAC 5% Low voltage but our: 170-190 VAC 5% Time delay: 3-4Minutes Inpu 

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    Lab temperature humidity max min Item: AST-HT66 Backlight function C/F temperature selection Max/Min for temp and relative humidity(RH)display Temp range:-50~70C(-58F~158F) Temp resolution:0.1C(0.2F) Sample Rate:5S Relative humidity range:10%RH~90%RH Temp Accuracy:+0.1C Humidity Accuracy:+3%(50%~80% 

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    USA Socket safety tester with LCD display.new design.we also customerize UK . Australian,Asia Socket tester to meet different countries. For safety testing of electric wall sockets and GFI (Ground Fault Interrupter) sockets. Indicates very quickly and easily if the socket installation is correct. WH 

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    Function: temperature,humidity,clock Battery: AAA Specification: 108*100*21mm Material: ABS Specifications: 1.measuring temperature range:-10-+60C; 2.measuring humidity range :10%-99%, 3.precision:temperature +/-1C;humidity +/-5%; 4.C/F rechange; 5.measure temperature in door or out door ; 6.clock;  

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    Function: temperature,humidity,clock Battery: AAA Specification: 108*100*21mm Material: ABS Specifications: 1.measuring temperature range:-10-+60C; 2.measuring humidity range :10%-99%, 3.precision:temperature +/-1C;humidity +/-5%; 4.C/F rechange; 5.measure temperature in door or out door ; 6.clock;  

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    Rated Voltage 100V/250V/500V/1000V/2500V Testing Range 100V:0.0~199.9MΩ 250V:0.0~499.9MΩ 500V:0.0~999.9MΩ 1000V:0.0~19.9GΩ 2500V:0.0~49.9GΩ Accuracy ±5%rdg±5dgt DC/AC Voltage Test 30~600V Resolution 1.0V Overload Protect AC 1200V/10sec Withstand Voltage AC 8320V/5 sec Insulated Impedance 1000MΩ Max. 

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    Rated Voltage 100V/250V/500V/1000V/2500V Testing Range 100V:0.0~199.9MΩ 250V:0.0~499.9MΩ 500V:0.0~999.9MΩ 1000V:0.0~19.9GΩ 2500V:0.0~49.9GΩ Accuracy ±5%rdg±5dgt DC/AC Voltage Test 30~600V Resolution 1.0V Overload Protect AC 1200V/10sec Withstand Voltage AC 8320V/5 sec Insulated Impedance 1000MΩ Max. 

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