Pen which can test the quality of the water, it also determines whether purification is required. Mi TDS Pen reacts to organic compounds, and heavy metals like nickel, chromium etc. and soluble salt content. The pen is IPX6 waterproof and has automatic temperature calibration and precision in measurement.
Inside Dhaka: We take 70/- tk and will deliver within 2-4 Days
Outside Dhaka: We take 150/- tk and will deliver within 2-5 Days
N.B: Outside Dhaka, your full bill amount must be paid in advance in SSL Commerz payment gateway or 01717588076 (bkash personal). If you send the bill in bkash (Personal) then select Cash on Delivery.