Digital Blue LED Tachometer 9999 RPM Speed Meter + Proximity Switch Sensor 12V

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Digital Blue LED Tachometer 9999 RPM Speed Meter + Proximity Switch Sensor 12V
Specification:
Power requirement:DC 8-15V
Measure range:5-9999RPM
Clear zero:Automatic
Clear zero time:about 10s. the greater the RPM value,the longer the clear  zero time
Refresh frequency: 0.2-0.5S(120-1200RPM);0.25-0.06S(2400-9999RPM)
Measure indication:RPM<5000,±2;RPM>5000,±3
Display:Blue 0.56" LED
Sign:Pusle signal,NPN 3 wires normally open
Response frequency:100HZ
Tachometer dimension:72x36x20mm,panel cutout Dimension:68x33mm
Sensor dimention: M12x10x60mm
Detection distance:4mm
Sensor wiring:brown-Power+;blue-Power-;black-signal
Operating temperature: 0 to 50°C.
Package include:
1 x New Blue LED Tachometer RPM Speed Meter
1 x Proximity Switch Sensor NPN 3 Wire
Payment
We accept PayPal only.
Shipping
1.Items are shipped from china.we will send out within 1 bussiness day after receive the payment.
2.We only ship to ebay confirmed address. So before bidding,  please kindly verify your ebay address.
3.
Shipping to USA takes 8-18 days in normal condition by E-packet with tracking number.
Shipping to most other countries takes about 12-30 days via Economy Int'l Airmail.
Less than , without free tracking number,if you request tracking number,please send ebay message to us.
Over ,with tracking number free.The shipping time depends on your location and local postal service,as well as the weather condition along the shipping,sometimes may take longer,.please send ebay message to us if you didn't get your package.
4.Express shipping: Extra  -- will be charged for the first 500 grams for most countries. Send ebay message to us if  you need this service.
Terms of sale
1.If you are not satisfied when you receive your item, please return it within 30 days for a replacement or money back.   Please send ebay message to us before you return it.
2.If item is defective in 30 days, We will send you a replacement without extra charger, or offer refund after we receive the defective item.
3.If item is defective after 30 days, you can still send it back to us. We will send you a new one after receiving the defective item. But you have to pay the extra shipping fee.
About us
We are honest seller and do our best to serve you.
So if you have any concerns,please don’t hesitate to send ebay message to us.