1, the use of imported groove coupler sensor, slot width 5mm.
2, output status indicator lamp output high, output low lights.
3, block, output high; no shelter, output low.
4, the comparator output signal clean, good waveform, driving ability, than 15mA.
5, the working voltage of 3.3V-5V
6, the output format: digital switching output (0 and 1)
7, a fixed bolt holes for easy installation
8, small PCB board size: 3.2cm x 1.4cm/1.3 x 0.6inch
9, using a wide voltage comparator LM393
1, VCC positive power supply 3.3-5V
2, GND power supply is negative
3, DO TTL switching signal output
4, AO this module does not work
Mhenga.com returns submitted in-store or by mail are refunded to your original method of payment. Outbound shipping charges are not always refunded upon return, this can include regular and freight shipping, and any shipping surcharges.
Debit and credit card refunds may take up to 10 business days depending on your financial institution
Pay with Cash orders are refunded in-store only; if your Pay with Cash order is canceled, you will receive an email once your refund is ready; please bring this email with you to collect your refund
Store Returns with a Receipt
If your purchase was made using a credit card, any refund is required to be issued to that same credit card. If the original credit card is not present and is not available by scanning the receipt, the refund will be processed onto a Walmart shopping card or gift card
If your purchase was a debit transaction, the refund is placed back on the debit card, if available, or cash can be provided
Store Returns without a Receipt
If you do not have your receipt, we will accept your return or exchange if it falls into the following guidelines:
You are required to present a valid, government-issued, photo ID that has not been altered in any way. Information from your ID is stored in a secured database of returns activity that Walmart uses to authorize returns.
The refund verification process accepts the return. If an item is returned without a receipt and the refund verification process accepts it, the following options are available:
If available, you may send the merchandise to the manufacturer for repair
The merchandise may be exchanged for another item
The merchandise may be returned and a cash refund provided if the refund value of the returned item is less than Ksh 1,000
The merchandise will be returned and a Walmart shopping card or gift card is provided if the refund value of the returned merchandise is equal to or greater than Ksh 1,000
Express Delivery Nairobi Area
We recognize the trust you place in us when we deliver to your doorstep, shipping dock or place of business. That’s why we want to keep you informed on the actions we are taking to keep you – and our team members – safe amidst the COVID-19 outbreak.
You will receive your good the second day at a central location in your area at only Ksh 99. We use pickup mtaani for delivery.
You will recieve your good the second day, we use different courier services, incase of an emergency or a different preferred method, call us and we shall organize for that.