Bart
Sep 09, 2024
We've been using the IEC62133-approved 3.7V 210mAh lithium-ion polymer battery in our IoT devices, and it has exceeded our expectations. The compact size is perfect for the small form factor of our sensors, and the battery provides reliable performance over long periods. The IEC62133 safety certification ensures that it meets international standards, which is crucial for our products. It’s a highly efficient and dependable choice for IoT applications. Highly recommended for anyone in the IoT space!
Whitehead
May 14, 2024
Great Quality and Safe! I bought this battery for use in a custom electronics build, and I’m very impressed with its quality. The IEC62133 certification assures me it’s safe to use. It’s a little small in capacity, but for the intended purpose in my device, it works perfectly. Solid battery and great customer service from Topwell Power!
Xenia
Mar 05, 2024
Compact and Reliable!
I purchased the IEC62133-approved 3.7V 210mAh lithium-ion polymer battery for a small electronics project, and I couldn’t be happier with its performance. It’s compact, easy to integrate, and holds a good charge for extended periods. Great for portable applications and highly reliable. Highly recommend for anyone needing a small but powerful battery solution!
