Applicable Battery: Li-ion,Automatically Recognize 7S-14S<br> Highly integrated built-in Bluetooth, ultra-high precision real-time monitoring<br> 5000W ultra-high power TVS to resist high current shock,Designed for high current - new TOLL package with ultra-low internal resistance<br> Smart APP can check parameters and battery status at a glance,Multiple protection values including overcharge, over discharge, over current, temperature, balance, etc<br> Product name:Lithium battery protection board<br> model:JBD-SP17S005<br> size:102x65x12mm<br> Applicable products:iron lithium<br> Cell voltage:3.2V<br> Features:Good heat dissipation, high cost performance<br> The product appearance and printed words may vary depending on the batch, but this does not affect use.<br> Specification:40A<br> Colour:As Shown<br> Material:PCB<br> Package Contents:<br> 1 * Li-ion Balanced Board<br> Only the above package content, other products are not included.<br> 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.