Continuous balancing current 1A. Bluetooth build-In, can support APP (7 languages), wifi, PC Host, IoT clould. Wifi can show the same information which show on display or inverter at the same time. CAN version +3inch lcd display only can support one information shown on LCD display. CAN version + Inverter cable can support and inverter connection smoothly. Hign-concerned Chemical:None Charging Current:40A Usage Scenario:Power ,Energy Storage Balance Function:Active Balanced Handware or Smart:SMART Charge and Discharge Port:Common Port Function:Overcharge Protection,Over Discharge Protection,Overcurrent Protection,Short Circuit Protection Type:LIFEPO4 Battery Usage Scenario:Power ,Energy Storage ,3C Digital Temperature sensor:Yes Overcharge protection:Yes The product appearance and printed words depending on the batch, but this does not affect use. Colour:As Shown Material:ABS Package Contents: 1 * Energy Storage 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.