Description: Laser-IR pointer for accurate target aiming Simple one-handed operation LCD with back light ON/OFF Switch Low battery indication LED back light system for operation under poor illumination C /F temperature unit conversion (Celsius / Fahrenheit) Automatic Power off in 7 seconds without any operation Display hold, Scan function Specifications: AS530 Size:200*155*59mm Data locking function:Yes Laser-positioning function:Yes Backlight display function:Yes Automatic shutdown function:Yes Temperature range:-32-550C/-26F-1022F Scope of application:industry, microwave oven, oven, refrigerator, etc. HW600 1. Temperature Range:-50~600 (-58~1112) 2. Accuracy:-50C ~ 0C( 3C), 0C ~600C (2%) 3. Repeatability:1% or 1 4. Firing rate:0.95 preset 5. Distance to Spot Size:12:1 6. Display Resolution:0.1/ 7. Response Time:500ms 8. Wave Length:8-14m 9. Ambient operating temperature:0-40 10. Storage temperature:-20~60 , excluding batteries. 11. Error:1.5% or 1.5 GM550 Color:Blue/Orange Measurement range:-50 C to 550 C (-58 F to 1022 F) Accuracy:-50 C to 0 C ( 3 C), 0 C to 100 C ( 1.5 C), 100 C to 550 C ( 1.5%) Repeatability:1 C or 1% of reading Resolution:0.1 C or 0.1 F Response Time:500mSec, 95% response Emiivity:0.95 Preset Distance To Spot Ration:12:1 Spectral response:8 ~ 14m Storage Temperature:-20 C to 60 C (-4 F to 140 F) Operating temperature:0 C to 40 C (32 F to 104 F) Operating Humidity:10-95% RH non-condensing, up to 30 C (86 F) HW550 : 550(-58~1022) Emiivity:0.10~1.00(adjustable) Resolution:0.1 / 0.1 Multi-mode:( MAX / AVG / MIN / DIF / LAL / HAL / E) Accuarcy:+/-3 (0~25) , +/-1.5 (25) Spectral Response:6-14um Repeatablilty:+/-1% or +/-1(1.8F), whichever is greater Distance Spot:12:1 Emiivity:0.10~1.00(adjustable) Response Time:500 ms Laser-Target:Yes Color:Blue/Orange/Green 2 x AAA 1.5V battery (not included) Note: No retail package. Transition:1cm=10mm=0.39inch Please allow 1-2cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 * Digital Infrared Thermometer