Smart protection board + WIFI module,Distance is no longer a limitation,Real-time monitoring of battery pack data anytime, anywhere Support Bluetooth APP, PC, IoT cloud, WIFI, GPS "Balance " APP supports 7 languages in LOS and Android stores: Russian, Norwegian, German, French, Chinese, English, Spanish Support parameter setting and software upgrade Support inverter protocol selection Specifications Balanced turn-on voltage:3V Short circuit protection conditions:External load short circuit Equilibrium opening pressure difference:10mV Short circuit protection delay:50~100uS(The actual test is subject to the customer's battery sent back to our company) Balanced current:1000±100mA Short circuit protection released:Remove load relief Communication method:TOOK,VRS485,CAN,Bluetooth,GPS,LCD,Power display module Material: ABS Color: As shown Specifications: 150A (The product appearance and printed words depending on the batch, but this does not affect use) Package Contents: 1 x Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.