Advantageous selling points: 
                    ① Accuracy: 0.2% 
                    ② After-sales: warranty of one year, package replacement, only replacement and not repair 
                    ③ MOQ: 20 
                    ④ Payment: TT. transfer, etc. 
                    ⑤ Gloss: raw materials ppt since the R & D, glossy, low warping and deformation, dustproof, etc., the specifics of which can be further expanded 
                    ⑥ Operating Temperature: -50 ~ 115 degrees Celsius 
                    ⑦ Outputs: Frequency, Voltage 
                    ⑧ Functional description of the product: improve fuel efficiency and reduce emissions, functional aspects include accurate measurement, real-time monitoring, troubleshooting, energy saving and environmental protection, durability and stability. Functions include accurate measurement, real-time monitoring, troubleshooting, energy saving and environmental protection, durability and stability, etc.