Our exclusive PowerLink feature connects two E-HL9 batteries for a total power capacity of 176Wh. The 6-step 5 LED power status display gives an accurate reading of capacity in 20% increments plus the last 10%.. The E-HL9 supports Digi-View for reading battery levels in many of today’s camera viewfinders. Battery Management System (BMS) can be used for enhanced diagnostics and a comprehensive review of the battery’s history of use. E-HL9 Power Status is an accurate display of the E-HL9’s remaining power. Visually and instantly indentified at any time or shown in the camera viewfinder via Digi-View.