$37.99 for Opus BT-C3100 V2.1 with OP3100 ( clearance) & $38.99 for Opus2.2 without using the coupon @GearBest

[tatasal]

Positive review results of this v2.1 BT-C3100 already posted by HKJ:

Test/Review of Charger Opus BT-C3100 V2.1

Charger Opus BT-C3100 V2.1 This is the 3. review of the BT-C3100. Many pictures and text is reused from the first two reviews, but all curves and measurements are new. This charger briefly shows "2.1" in the display when power is connected. First review with version 1 software Update with version 2.0 software [image] [image] [image] This charger is a analyzing LiIon and NiMH charger, this means the charger can both charge and discharge while measuring. The total number of functi…