Hello. I need to create easy heat sensor. It should have 1,5V AA battery, small led green light, heat sensor and on/off switch. Please see attached scheme. I need that it works in style - when i put the "legs" of this device in fluid and it has only room temperature, then
it will not lighting. But when i put the "legs" of this device in hot fluid, then it will light green. Budget is 200usd for your work + Extra will be payment for costs - all parts for 2 devices of this kind + costs of post-service-delivery.
36 freelancer đang chào giá trung bình $170 cho công việc này
Dear sir I have more than 10 years experience in electronic design please check my profile also please message me so that we can discuss best regards
hi sir I am expert in these things i can complete this job I have experience of building such sensor. come to chat to discuss more. waiting for a reply thanks