giving you a complete picture of what you're breathing indoors
and power electronics students across India who need a reliable
It handles a heavy-duty 10A current and up to 2200W
voltage imbalance range (5–29%)
both Round and Flat variants share the same universal fit for standard routers
Battery Capacity & Internal Resistance Tester – 4-Wire Precision Tester for 18650, 26650, 21700, AAA & Button Cells cable tester with LED indicator giving you a complete pictureHigh Accuracy 4 Wire Testing: Measures battery internal resistance with superior precision using a true 4 wire Kelvin connection. Wide Battery Compatibility: Ideal for testing 18650, 21700, 26650, AAA, button cells, and other cylindrical batteries. Reliable Performance: Helps identify battery health, performance drop, and quality differences quickly and accurately. Easy to Use: Simple clamp and test operation makes it perfect for technicians,