Battery Charging Module Automatic Multifunction Use Controller Board with LED Display for Household Solar Energy

[Automatic Design] This battery charging control board is automatic and automatically d and powered off, intelligent, efficient and safe. [ Control] Both the battery start charging voltage and the disconnect charging voltage can be adjusted on the control board. [Multi Function Use] In addition to being used as a charging and discharging module, it can also be used as a multimeter function. Item Type: Battery Charging Module Material: Plastic Product Model: HCW-M631 Input Voltage: 6-40V Voltage Error: +Celsius-0.1V Scope of Application: 6-40V Various Batteries Output Type: Relay Output Product Size: Approx. 66 x 46 x 16mm Celsius 2.6 x 1.8 x 0.6in Hole Size: Approx. 3.3mm Celsius 0.13in